Due to the directionality of polymer synthesis, proteins have distinct ________ and ________ ends.

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


amino (-NH2); carboxyl (-COOH)

Biology & Microbiology

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The ______________ of a species is usually the result of predation, competition, and other types of interaction between species

A. habitat B. fundamental niche C. realized niche D. abiotic environment E. resource partitioning

Biology & Microbiology

Cells active in secreting enzymes would likely exhibit a greater amount of ____ than other cells

a. exocytosis b. osmosis c. endocytosis d. receptor proteins e. plasma membrane

Biology & Microbiology

If you begin with six cells, how many cells would you have after three rounds of division?

a. Twelve cells b. Nine cells c. Eighteen cells d. Twenty-four cells e. Forty-eight cells f. It is impossible to determine.

Biology & Microbiology

The movement of substances from lower to higher concentration across a semipermeable membrane that must have a specific protein carrier and cell expenditure of energy is called

A. endocytosis. B. diffusion. C. osmosis. D. active transport. E. facilitated diffusion.

Biology & Microbiology