Integral membrane proteins are differentiated from peripheral membrane proteins due to the fact that integral membrane proteins are ________ while peripheral membrane proteins are ________
a. entirely hydrophilic / entirely hydrophobic
b. permanently attached to the bilayer / temporarily attached to one of the bilayer's surfaces
c. temporarily attached to one of the bilayer's surfaces / permanently attached to the bilayer
d. always either enzymes or receptors / always either active or passive transporters
b
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You have a small population of beetles. One day a large rainstorm causes flooding and wipes out 87% of the population. The remaining individuals have much lower genetic variation than the original population
Which of the following would explain the lack of H-W equilibrium seen after the flood? A. founder effect B. random mating C. small population size D. genetic drift E. migration
Which of the following is not a structure used for bacterial adhesion?
A. Fimbriae B. Adhesive slime or capsules C. Specialized receptors D. Surface proteins E. Cilia
Gregor Mendel concluded that each pea has two units for each trait, and each gamete contains one unit. Mendel's "units" are now called
A) characters. B) chromosomes. C) transcription factors. D) genes.
Dental plaque is a
A. biosphere. B. guild. C. microhabitat. D. population. E. ecosystem.