True or False: Fimbriae and pili are both composed of proteins

a. TRUE
b. FALSE


Answer: A

Biology & Microbiology

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A system at chemical equilibrium _____

A) consumes energy at a steady rate B) releases energy at a steady rate C) consumes or releases energy, depending on whether it is exergonic or endergonic D) has zero kinetic energy E) can do no work

Biology & Microbiology

Four of the five answers listed below are conditions caused by vitamin deficiency. Select the

exception. a. scurvy b. pellagra c. rickets d. beriberi e. goiter

Biology & Microbiology

The axon from a pre-synaptic cell contacts the axon of another neuron.

a. true b. false

Biology & Microbiology

Herbivores would usually be placed in which trophic level?

A) third B) either the third or fourth C) second D) fourth E) first

Biology & Microbiology