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True or False: Most of the nitrogen on Earth is found in the atmosphere.
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Which of these serves as a reference for comparison during a scientific investigation? a)outcome variable (dependent variable) b) test variable (independent variable) c)control group d)hypothesis
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Rue or false siblings look simila rbecause they each have some traits of their parents.
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Which one is an advantage of external fertilization a. the offspring are genetically identical to the parents b. more eggs can be fertilzed at one time c. more sperm can be released at one time d. more protection is available for developing plz
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True or False: Most of the nitrogen on Earth is found in the atmosphere....
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