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Questions in biology

[Open]Which part of the Earth system contains continents?

[Open]Which component of the Earth's atmosphere is decreased due to photosynthesis?

[Open]Carbon is found in all organic molecules. True False

[Open]A statement that can be proven by observation or measurement is known as a(n) _________.

[Open]Which best completes the sentence? If something can respond to a stimulus, then it A. is a living thing. B. might be a living thing. C. is not a living thing.

[Open]When a scientific experiment is carried out in a controlled setting, all variables are kept the same except for the _______ variable.

[Open]What hereditary factors were described by Mendel?

[Open]How does low body temperature affect the blood's ability to carry dissolved oxygen?

[Open]List at least two things that scientists and explorers have in common.

[Open]Which is the best definition of a prokaryotic cell?