Get your biology questions answered

Do you have a question about biology?
Howard Hughes Medical Institute can give you the answer on their "Ask a Scientist" website.

Some interesting questions that have been answered:

- Why do humans only use a part of their brain?

- Could you take the gene that gives the cocoa bean its flavor and put it in cows, thus giving you a cow that would produce chocolate milk?

- What are the various reasons for lack of success in producing an effective vaccine against the common cold?

- What determines the different life spans of animals, plants, and humans?

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