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Questions in biology

[Free] Need help on this question for ninth grade biology.

[Free] Match each group of tissues with its function and its example in the body. Prompts Answers Supports, transports, or stores materials Select match Contracts and brings about movement Select match Transmits impulses that regulate body functions Select match Covers or lines surfaces Select match The lining of the stomach and the epidermis of the skin Select match The heart and skeletal muscles Select match Bone, blood Select match

[Free] The variable that you change in an experiment is called A. Dependent Variable B. Control Variable C. Independent Variable

[Free] Which of the following is the source of lanolin? A. Animal B. Plant C. Mineral D. Human E. Synthesis

[Free] The student researcher collected 10 isopods and placed them into a choice chamber to see which environment they prefer. The student counted the number of each isopod in each environment. Create graph paper and graph the following data. Make sure to include labels and units for the x and y-axis. | Time in Minutes | # Wet | # Dry | |---|---|---| | 1 | 7 | 3 | | 2 | 7 | 3 | | 3 | 6 | 4 | | 4 | 7 | 3 | | 5 | 8 | 2 | | 6 | 7 | 3 | | 7 | 10 | 0 | | 8 | 10 | 0 | | 9 | 10 | 0 | | 10 | 10 | 0 |

[Free] Which of the following best defines a gene pool? A. the sum of all genetic traits in a population's individuals at a given time B. any movement of genes from one population to another C. any movement of organisms from one environment to another D. the random change in the frequency of an allele in a population

[Free] What is the part of an experiment that serves as a standard for comparison? A. Control Group B. Constant C. Hypothesis D. Variable

[Free] The ______ is a brain imaging technique that allows cognitive and biological psychologists to see the anatomy and the function of the brain. A. fMRI B. PET C. MRI D. CAT

[Free] Which one of the following is a CORRECT statement regarding metabolism? A. Plants get the raw materials they need for life processes entirely from the air. B. Few living organisms require raw materials and a constant source of energy. C. Animals use energy obtained directly from the sun and chemicals obtained from plants, other animals, air, and water. D. Cells maintain life through the breakdown of molecules and energy by chemical and physical processes. E. Cells do not require energy to change molecules from one form to another.

[Free] Help Ziona to complete her data collection according to standard scientific conventions. Day 1: 1 cup = 12 cm tall 2 cup = 14 cm tall Day 3: 1 cup = 14.5 cm tall 2 cup = 15 cm tall Day 2: 1 cup = 13 cm tall 2 cup = 14 cm tall Day 4: 1 cup = 16 cm tall 2 cup = 15 cm tall