Why are most cells so tiny?

What will be an ideal response?


Cells get their nutrients and oxygen by simple diffusion. The larger a cell is, the more volume it has, and the more difficult it is for it to rapidly receive nutrients in its interior.

Biology & Microbiology

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The bony movable ?ap that covers the gills and gill slits is called the

(a) operculum. (b) cranium. (c) tympanum. (d) colon.

Biology & Microbiology

Which of the following is most likely to occur when a tumor-suppressor gene is mutated?

A. The tumor-suppressor gene may be overactive. B. The resulting tumor-suppressor protein would further suppress cell proliferation. C. The resulting tumor-suppressor protein would activate an oncogene. D. The tumor-suppressor gene and resulting protein may lose its function and ability to suppress cell proliferation. E. None of the choices are possible.

Biology & Microbiology

Formal statements of aspirations, principles, guidelines, and rules for corporate behavior are known as:

A) norms. B) corporate campaigns. C) soft laws. D) codes of conduct.

Biology & Microbiology

Tendency to rely too heavily on one trait or piece of information when making decisions is called ____ .

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology