copyright 2003-2023 Homework.Study.com. (Observation, hypothesis, independent and dependent variable, control variable), Which one of the following steps of the scientific method should come only after a hypothesis has been formed? According to your hypothesis, the vitamin C levels depend on the type of fruit. Explain what cau. Seeds allow for dormancy until favorable conditions arise. Surgery is reserved for severe cases in which there is significant enlargement of the pituitary gland with compression of nearby structures. A hip replacement can prevent problems such as arthritis that may happen because of avascular necrosis. Where do you live? Would it be testable? Other factors that influence the outcome of vitamin C levels (temperature, rain, sunlight) are kept constant, and thus considered controlled variables. The dependent variable is the number of each fruit The independent variable is the vitamin C levels The independent variable is the type of fruit The dependent variable is the orchard The temperature is a controlled variable. If a branch dashri mango is grafted on tree pro 1 answer below Q. Explain the rationale underlying your hypothesis. What are the independent variable and the dependent variable for the experiment described below?\\ The rate of carbon dioxide produced for yeast cells growing with and without the spice cinnamon. Suggest two hypotheses to explain why there are no daisies under the tree. doi:10.1016/j.amjmed.2015.08.021, Falorni A, Minarelli V, Bartoloni E, Alunno A, Gerli R. Diagnosis and classification of autoimmune hypophysitis. a. organic compounds and oxygen. The actual test begins by considering two hypotheses. Can you develop a hypothesis to explain this? doi:10.1016/j.autrev.2014.01.021, Faje A. Immunotherapy and hypophysitis: clinical presentation, treatment, and biologic insights. Fusce dui lectus, congue vel laoreet ac, dictum vitae odio. Write a hypothesis on coniferous trees vs. tropical savannah trees with the observations of their shapes, leaves, and height. Write a hypothesis. In a lab experiment designed to test the rate at which plants grow under artificial light, the kind of light used is which type of variable? For a plant that is growing at a rapid rate, propose a hypothesis as to whether cellular respiration or photosynthesis is occurring at a faster rate. Choose the correct step of the scientific method: (a) Observe (b) Ask a question (c) Create a hypothesis (d) Conduct an experiment (e) Col. Propose an experimental design to test the hypothesis that organic molecules formed from inorganic ones under the conditions prevalent on the early Earth. These may include: Improper or incomplete healing of the femur. copyright 2003-2023 Homework.Study.com. Theory b. Hypothesis c. Result d. Idea, Fill-in statements. Tropical communities are younger B. Tropical regions generally have more available water and higher levels of solar radiation. a. Hypothesis b. However, it is typically not recommended that individuals remain on immunosuppressive medication regimens for long periods of time. Lorem ipsum dolor sit amet, consec, onec aliquet. ense of pride. Propose a hypothesis to explain th, Many gardeners believe that certain edible herbs like oregano, sage, and rosemary taste better if deprived of water and nutrients. You may also need tests to check your blood or urine. Hypophysitis occurs when the pituitary gland is attacked by different types of cells including lymphocytes, plasma cells, giant cells, and histiocytes. a. The ball, or head, is the rounded upper end of your femur. The independent variable is temperature. An orthopedic surgeon and special nurses will do the surgery. Bacterial infections of the hip joint . National Center for Advancing Translational Sciences. 2015;100(9):3460-9. doi:10.1210/jc.2015-2146, California Center for Pituitary Disorders. Some plants (grasses) tend to contain a greater concentration of chlorophyll than others (pines). Suggest a hypothesis to explain how the differences might be adaptive to living on land, Imagine that you investigate a group of related plants. Your healthcare provider will be able to complete a physical exam, assess your medications, medical history, family history, general health, and complete tests such as blood draws and radiographic exams to determine what option is best for you. c. burning kerosene in a heater to warm up the air inside a cold house. While it may cause symptoms which impact quality-of-life and function, many individuals do not experience largely impactful symptoms. Hypophysitis is a rare condition which causes inflammation of the pituitary gland, an important hormone-producing gland in the brain. What's the other? d. growing plant, Before photosynthesis appeared and even before life on Earth formed, the atmosphere had very high levels of CO_2 and very high temperatures. a. must be observable b. must be testable c. must be well-substantiated d. must not be speculative, Which of the following is a logical statement that answers a question or explains an observation? H 0: The null hypothesis: It is a statement of no difference between the variablesthey are not related. Is that a scientific hypothesis? The seeds begin to germinate C. The fruit darkens in color D. The fruit b, Design an experiment to test if the lack of macronutrients result in the yellow color of leaves in plants. Most of the hormones secreted by the anterior portion of the pituitary gland including ACTH, TSH, growth hormone, and sexual hormones are usually decreased in hypophysitis, while prolactin levels can be low or high. At the top of shaft, just before the neck, is a bump called the greater trochanter. Be sure to include independent variable, dependent variable, control, and negative control (if applicable). In experimental research, the control group is the group of participants that do not receive the experimental treatment and serves as the standard for comparison. Select all the statements that are true about this experiment. The independent variable is. Suppose I say "In the beginning God created the heavens and the earth." doi:10.1530/EJE-17-0009, Honegger J, Buchfelder M, Schlaffer S, et al. a. Develop a hypothesis predicting the effect of sunlight on evaporation. Would you expect the taller or shorter lodgepole pines to. Nathalie hypoth. Hip pinning is a treatment choice in younger adults and children. Determine whether the following observation is testable: Ice cream melts faster on a warm summer day than on a cold winter day. Vaccines & Boosters | Testing | Visitor Guidelines | Coronavirus. In an experiment, aside from the experimental and control groups of subjects on which the effects of the variable of interest are observed (the experimental variable), the effects of other variables must also be accounted for. 29. Lorem ipsum dolor sit amet, consectetur adipiscing elit. Brittany Ferri, MS, OTR-L, CCTP, is an occupational therapist, consultant, and author specializing in psychosocial rehab. Pineapples contain more vitamin C. than oranges. Your healthcare provider may decide to get an X-ray or another imaging study to look at your hip. A dependent variable is . NO, there is no control group in this particular experiment. b. c. Rings. Lorem ipsum dolor sit amet, consectetur adipiscing elit. As always, maintaining a positive outlook and seeking support with assistance for your mental health and emotional response to this condition is of vast importance. In cases of secondary hypophysitis, additional tests will be needed depending on the suspected etiology. When determining the action spectrum of a given plant, what is the independent variable and what is the dependent variable? Which of the following options is correct? A. Photosynthesis occurs only in plants and respiration occurs only in animals, B. Respiration is anabolic and photosynthesis is catabolic. Pain with movement of the hip. In contrast, spruce trees are shade tolerant and grow more slowly than lodgepole pines. Your own risk of complications may vary based on your age and any other health problems. Experts are tested by Chegg as specialists in their subject area. Write a hypothesis statement about the relationship between the number of mushrooms and soil pH. The productivity hypothesis says that there is higher species diversity at the equator than toward the poles because the climate is perfect to grow plants. If not, explain why not. Using, what you know about binomial nomenclature, what is the GENUS name of, 4. a. nutrients in the soil b. water c. sunlight d. carbon dioxide in the atmosphere e. oxygen, You are testing a new fertilizer in your garden/greenhouse. You notice that there are lots of daisies in the lawn, but none under the tree. Experiments have determined that species A has an economic threshold of 5 plants/row foot and species B has an economic threshold of 2 plants/row foot. Therefore, he reviews data collected on temperature over the past 50 years. (e) Polar. After five days, the scientist measures the amount of algae present in each dish. Specifically, lymphocytic hypophysitis has been noted to occur more frequently in women than men, due to its connection with a history of women who are in later pregnancy or who have recently given birth. a. anecdote b. general c. specific d. empirical, Many organisms have to cope with dramatically varying environmental conditions throughout the year. Some plants grow more quickly than others. You would need to vary the pH of a factor that plants need for growth such as soil, fertilizer, or water. Symptoms related to all types of hypophysitis include frequent headaches, vision changes (either low vision or double vision), and impaired pituitary function. Develop a hypothesis to explain Dr. Wilson's observations. a. Endocrinol Metab (Seoul). Bacteria moving away from a chemical is known as ______. Which of the following statements is true? Dependent variables Our experts can answer your tough homework and study questions. B) The type of fruit is a controlled variable. The details of your hip pinning surgery will depend on the nature of the injury and the way your healthcare provider will do the surgery. This includes severe headaches and vision changes which are due to compression of the optic nerve (which will cause blindness if left unmanaged). You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Using the terms hypotonic and hypertonic, explain why the fruit gains weight as sugar content increases. What else would you do to ensure you are accurately testing the impact of fertilizer on plant growth (i.e., you. . e. It is based on some background, Give a hypothesis to explain Lisa's observation from the information: In spring, Lisa notices that there is an equal amount of long and short stemmed buttercups in the vacant lot across the street from her house as well as in her own backward. Write a hypothesis based on the inf, In nature, plants possess leaves with many different shapes, sizes, and shades of green. Would it be testable? Course Hero is not sponsored or endorsed by any college or university. Adrenal crisis: Still a deadly event in the 21st Century. Cushions of tough flexible tissue (cartilage) protect the inside of the acetabulum and the surface of the head. One local population increased from 3431 to 9525 in one year. vitamin C levels in 20 oranges and 20 pineapples from trees that This will confirm a diagnosis of hypophysitis and rule out any cancerous activity present in the pituitary gland. High fever This theory explains why trees can grow to such tall heights and still provide water to their leaves. That can increase your risk for hip fracture. What is described as the proposed explanation tested by an experiment? You may need to take medicine to prevent blood clots. Compare and contrast the coniferous forest and savanna biomes. Where does the mass of all that growth come from? Prediction c. Outcome d. Theory, What are the key differences between a scientific hypothesis and a scientific theory? If we were looking at cricket chirp rates in response to rising temperatures, what would be the dependent variable of the experiment? What do these rings mean? A. What is the dependent variable in this experiment? Which type of chemical bond holds water molecules together with other water molecules? He or she may instruct you to not put your full weight on your leg at first. D) The dependent variables are the vitamin C levels in the pineapples and oranges. Which of the following observations would best support your hypothesis that high lev, A(n) is a tentative, testable statement about the natural world that is capable of being supported or refuted by scientific evidence, whereas a(n) is a well-established and highly-reliable explanation of a natural phenomenon. (b) It is falsifiable. He also has a floating marker attached to him that remains on the surface directly above him. (a) It is able to be proven true. 7.Which of the following is an example of a vestigial structure. Performance incentives are an example of intrinsic motivation. You will get medicine to ease pain. Those placed in the dark are: A. positive control B. independent, How could a short plant under the canopy of trees in a tropical rain forest compete with the taller plants for energy? a) develop shorter life spans b) grow enormous leaves to trap the dim light that filters through to the forest floor c) develop ways, In an experiment, a bean plant is illuminated with green light, and another bean plant of similar size is illuminated with equally intense blue light. Experimentation should also be repeatable. When their seeds germinate, the seedlings grow very tall very quickly. As a result of a prolonged drought, the trees on the island start producing nuts that are much smaller than normal, and with thicker and harder shells. Eur J Endocrinol. d. The seed stores all of the nutrition and wat. Which of the following observations would best support the Red Queen hypothesis? Describe (including relative species diversity, temperature extremes, and precipitation) and recognize examples of the Chaparral biomes found on land. Some plants grow more quickly than others. You hypothesize that there is a causal connection between having the name Kyle and becoming a pitcher. C. All rights reserved. a) type of soil, A tree grows from a seed. a. How does the ripening of fruit affect the process of seed dispersal? 2) Plants and green algae have chloroplasts. Compare characteristics (general weather, movement, etc.) Is this observation testable? a. Translocation b. Transpiration c. Cohesion-Tension d. Vacuum. Develop a testable hypothesis to explain this. What is the dependent variable to test this hypothesis? of a cold front to a warm front. Choose from the following: \\ a. You have formulated a hypothesis: " pineapples contain more vitamin Access to over 100 million course-specific study resources, 24/7 help from Expert Tutors on 140+ subjects, Full access to over 1 million Textbook Solutions. Your friend is underwater and has a laser pointer and a waterproof earpiece so that he can hear your instructions. ce dui lectus, congue vel laoreet ac, dictum vitae odio. vitamin C than oranges." During this time, it may be helpful to have extra help. Hypothesis: The Elodea plants will perform photosynthesis and cellular respiration when placed in light and will only perform cellular respiration when placed in the dark. Which feature is necessary for a scientific hypothesis? To test this hypothesis you measure vitamin C levels in 20 oranges and 20 pineapples from trees that were grown in the same orchard under the same environmental conditions (temperature, rain, sunlight). Predict mechanisms of pollination based on flower characteristics and dispersal based on fruit characteristics. The populations of bees on farms growing insect-resistant crops are half a, You are interested in the effect of increased carbon dioxide versus normal air on the growth of corn plants as well as the effect of green light versus full sunlight on the growth of corn plants. Then summarize what you lear, Which of the following characteristics are associated with a scientific hypothesis? Field crickets, Gryllus pennsylvanicus, breed in late summer and leave only eggs to survive the winter. Pellente, Donec aliquet. Tropical regions generally have more available water and higher levels of solar radiation. c. Nitrogen + plant = growth d. None of the above. D. ATP molecules are produced in photosynthesis and used up in respiration, E. Photosynthesis produces energy, respiration uses energy, You have formulated a hypothesis. In this experiment, the experimental variable is the fruit being either mangoes or oranges, with the levels of vitamin C in oranges already established and compared to those of mangoes. You have formulated a hypothesis: " pineapples contain more vitamin C than oranges." To test this hypothesis you measure vitamin C levels in 20 oranges and 20 pineapples from trees were grown in the same orchard under the same environmental conditions (temperature, rain, sunlight). Some plants (grasses) tend to contain a greater concentration of chlorophyll than others (pines). This site is using cookies under cookie policy . Hypoesthesia or numbness is a common side effect of various medical conditions that manifests as a reduced sense of touch or sensation, or a partial loss of sensitivity to sensory stimuli.In everyday speech this is generally referred to as numbness. Swelling. The most plausible hypothesis to explain why species richness is higher in tropical than in temperate regions is that A. What effect does this have on the fruit? a. Confounding variables b. Inde, Goldfish skin and chicken egg yolks typically have a yellow, orange, or reddish-orange color. This can lead to death of the bone in that area. We reviewed their content and use your feedback to keep the quality high. Based on the nature of the break and how much the bone has moved out of place, the blood supply to the head of the femur may be damaged. 3. Describe at least one similarity and one difference for each of the three aspects listed. c. The ovule dries and forms the seedcoat. Or you may need to go to a rehabilitation or nursing facility. You have formulated a hypothesis. 2015;30(4):443455. Design a laboratory experiment to measure the effect of water temperature on the population growth of a certain phytoplankton from a pond. In an experiment, pretend you are testing miracle grow fertilizer to determine if it helps plants grow taller compared to plants without fertilizer. c.NADP+andhydrogen.\text{c. }{NADP{^{+}}}\text{ and hydrogen.} She notices the characteristic uniform dispersion of the plants in all of the quadrats she has mapped out. It addresses cause and effect. Select all that apply. Identify areas in the United States that include primarily. You may stay in the hospital a week or so while your hip starts to heal. This variable is: a. cloud cover, which is very unpredictable large storm events, such as. Why did amphibians need a strong skeleton. A scientist noticed that the number of salamanders in ponds was declining. Light wavelength allows green light only c. Light levels are at maximum intensity, The role of environmental factors on gene expression is illustrated by: a. the varying plant height of genetically identical yarrow plants when grown at different elevations. (b) Sunlight. d. The dependent variable is the vitamin C levels in the pineapples and oranges. ____ are atoms that have gained or lost electrons. The independent variable is temperature. a. Not only will this ensure an accurate diagnosis, but confirmation will assist in providing the appropriate treatment methods. a. Hypothesis b. What are the dependent and independent variables? whats the definitions for these Your healthcare provider may decide to get an X-ray or another imaging study to look at your hip. You have formulated a hypothesis: "Pineapples contain more vitamin C than oranges." To test this hypothesis you measure vitamin C levels in 20 oranges and 20 pineapples from trees that were grown in the same environmental conditions (temperature, rain, sunlight). a. You have been hired by a fertilizer company to test their new fertilizer formula. B. It may help to. Imagine that you go into the woods and notice that all of the leaves on the lowest foot of the trees have turned brown but all other leaves remain green. Additionally, hypophysitis may stop production of adrenocorticotropic hormone (ACTH), which plays a role in essential bodily functions such as the release of another hormone called cortisol. Treatment of hypophysitis using immunosuppressive medications is indicated in some cases, though this is at the discretion of your physician and according to your circumstances. It remains unclear whether the use of immunosuppressive medications is more effective at treating hypophysitis than other treatments. What would be your experim. A. - Definition and Use in Research. How many protons does zinc have? sunlight). Explain why they exhibit different characteristics. The independent variable is temperature, B. the control group in the experiment is the oranges, C. The type of fruit is a controlled variable, D. The dependent variable is the vitamin C levels in the Write a falsifiable hypothesis to explain this phenomenon. If your research involves statistical hypothesis testing, you will also have to write a null hypothesis. Assuming the two populations of plants are genetically similar, those height variation. To test this hypothesis you measure Hormone replacement therapy is also needed. A hypothesis, My project is measuring how long it takes strawberries to spoil in different environments. Can you develop a hypothesis to explain this? Steroids were initially quite effective, but symptoms tended to recur after treatment was tapered or discontinued. Experts are tested by Chegg as specialists in their subject area. a.-They found a positive correlation between group size and the density of food trees b-They observed a decline in group size w. Follow all your healthcare providers instructions. Despite receiving treatment, some symptoms many not entirely resolve. Pell, icitur laoreet. You have formulated a hypothesis that light is necessary for seed germination. Here are another 5 F's to keep in mind while screening newborns for DDH: (DDH is a congenital dysplasia of the hip joint in which 1 or both of the baby's hips are dislocated or subluxed (partially dislocated). You have formulated a hypothesis: " pineapples contain more vitamin C than oranges." A) The control group in the experiment is the oranges. If there was an experiment testing the impact of different pH levels on plant growth, what would be the levels of your independent variable? You may need to wear stockings or plastic devices to help prevent blood pooling in your legs. light on plant development and fruit production? The Tomato Hornworm is the caterpillar stage of the five-spotted hawkmoth. a. If a fruit on a tree develops because of the pollen carried by bees from other plants, then why do all the fruits of the plant look/feel/taste the same? Nam lacinia pulvinar, ec facilisis. If the bone fragments are not lined up properly (displaced), the surgeon will line them up. What are t, You are testing a new fertilizer in your garden / greenhouse. Tropical communities are younger. What type of chemical bond holds the Na+ and Cl- ions together in table salt? Examples of a complex hypothesis include: "People with high-sugar diets and sedentary activity levels are more likely to develop depression." "Younger people who are regularly exposed to green, outdoor areas have better subjective well-being than older adults who have limited exposure to green spaces." You have formulated a hypothesis: "Pineapples contain more vitamin C than oranges." John hypothesizes global climate change is increasing the Earth's temperature. How does the ripening of fruit affect the process of seed dispersal and how do humans interfere in this process by consuming grains and fruits? If the decrease in ACTH is severe enough, it can be fatal. Would it be testable? You notice that your front yard is sunnier than your backyard. b. absorb or reflect yellow and, Englemann's experiment was designed to determine _______. b. vitamin C levels in 20 oranges and 20 pineapples from trees that Some plants grow more quickly than others. Opinion c. Random guess d. Fact e. None of the above. to test this hypothesis you measure vitamin C levels in 20 oranges and 20 Pineapples from trees that were grown in the same orchard under the environmental conditions, ( temperatures, rain, sunlight) select all the statements that are true about this experiment A. For example, in Toronto, the temperature changes a lot. Johns Hopkins Medicine Virtual Advisors (Virtual Advisors) is a group of individuals who share their insights about the Johns Hopkins care experience. If so, determine the following. Which biomes have more seasonal variations in temperature? Explore the relationships between plant, fungi, and animals and discuss why this hypothesis may be supported or rejected. While scientists have not determined why the body assumes this response toward the pituitary gland, many consider this condition, especially the lymphocytic type, to be an autoimmune disease. Your provide may give you instructions on what types of activities you can and cant do. What is a likely explanation for this disper. Which of the following statements best describes the relationships between photosynthesis and respiration? Such individuals are able to cope with this condition by receiving monitoring and an official diagnosis to ensure the condition is managed properly. a. Which of the following is an example of an appropriate hypothesis: a. I wonder what happens if I add nitrogen to this plant? Depending on the type and complexity of your break, as well as your health, you may need either a hip replacement or a hip pinning. Choose one of your hypotheses and make a pr. Course Hero is not sponsored or endorsed by any college or university. The fruit becomes sweeter B. Lamarck supported the idea of __________. Health problems that raise the risk for falls include: Conditions such as osteoporosis, cancer, and repetitive stress injuries also can weaken bones. Develop a hypothesis to explain why n, Which of the following options is correct? Which of the following is the best hypothesis based on this observation? This way, other scientists can continually test a specific idea, along with make changes to make the experiment better. A. day length B. temperature C. soil type D. genotype E. gravity F. plant height, How would these factors affect the rate of photosynthesis? The scientist noticed that the birds only appeared at certain times of the day, always singing the same song during those times. One to two times per month, Virtual Advisors receive a link to short, interactive surveys. What is the effect of U.V. a. Glacial mass B. Sunlight C. The season D. Time, Fill-in statements: a. Before you start researching, state a hypothesis about the nutritional content of this food. What are two atoms with the same atomic number, but different atomic mass, called? a. The null hypothesis is the default position that there is no association between the variables. Sexual dysfunction (including low drive in both sexes along with erectile dysfunction in men), weight loss, fatigue, and high levels of sodium in the blood (called hypernatremia) may be seen.

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