The Function of the Outer Membrane of Gram Negative Bacteria

question 66

Multiple Choice

The function of the outer membrane of gram negative bacteria is to (Select all that apply)

• A) Allow small metabolites such as sugars, amino acids and nucleotides to diffuse through porin proteins
• B) Pinch off small microvesicles that contain autolysin
• C) Restrict the free diffusion of some antibiotics
• D) Prevent osmotic lysis of the cell

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Definitions:

Sign Stimulus

A specific external sensory cue that triggers a fixed action pattern in an animal.

Operant Conditioner

A method of learning that occurs through rewards and punishments for behavior.

Reproductive Success

The ability of an organism to produce offspring that survive and reproduce, thus passing genes to the next generation.

Viable Offspring

Offspring that are capable of survival and reproduction, contributing to the genetic continuity of a species.