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Questions in biology

[Done] How do carbohydrates differ from hydrocarbons?

[Done] How is the work of a volcanologist similar to the work of a life scientist? How do the two jobs differ?

[Done] Why is there variation in new organisms formed from the joining of two reproductive cells?

[Done] An example of an animal that has a notochord but lacks a backbone is a a. tunicate. b. fish. c. bird. d. all of the above.

[Done] Which BEST describes meiosis? A. It produces cells that are identical to the original cell. B. It is responsible for the replacement of damaged skin cells. C. It is responsible for growth of the organism. D. It produces male and female sex cells.

[Done] True or false? All organisms require nitrogen to make amino acids, which in turn are used to create proteins.

[Done] How can science be used to address big issues such as global warming?

[Done] Describe how one culture has contributed to modern science.

[Done] What would happen if matter could not recycle?

[Done] At what levels do biologists study life?