What is the bacterial structure that acts as a selective barrier allowing nutrients to enter the cell and wastes to leave the cell.?

What is the bacterial structure that acts as a selective barrier allowing nutrients to enter the cell and wastes to leave the cell.?
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plaama membrane
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What is the bacterial structure that acts as a selective barrier allowing nutrients to enter the cell and wastes to leave the cell.?

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Last Answer : plaama membrane

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Last Answer : Answer: a, b, d Streptokinase is a bacterial protein produced by group C b-hemolytic streptococci. It is therefore antigenic in humans and can be associated with allergic reaction in ... one agent over the other. Streptokinase however, is markedly less expensive than either urokinase or TPA

A high surface area to volume ratio in cells is important because it (a) Enables efficient transfer of wastes, nutrients and gases across the cell membrane (b) Prevents overproduction of cell proteins due to structural limitations (c) Allows many antigens on the surface for identification of self and non-self (d) Provides for better structural support to cope with external physical pressure

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The ability of the cell membrane to act as a selective barrier depends upon (A) The lipid composition of the membrane (B) The pores which allows small molecules (C) The special mediated transport systems (D) All of these

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which one of the following is not a function of Artificial Kidney? (a) To remove nitrogenous wastes from the blood. (b) To remove excess fluids from the blood. (c) To reabsorb essential nutrients from the blood. (d) To filter and purify the blood.

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When nutrients are limiting, some bacterial species can form resistant structures called _____. a. endospores b. cysts c. seeds d. capsules

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