Cytoskeletal elements are assembled from ____
a. proteins
b. phospholipids
c. glycogen
d. nucleotides
e. triglycerides
ANSWER: a
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In the fungus pictured, which of the following structures is indicated by C?
A. mycelium B. hyphae C. fruiting body D. spores E. rhizoid
In the Hardy-Weinberg equation "2pq" represents
a. the homozygous recessive genotypes. b. the heterozygous genotypes. c. the homozygous dominant genotypes. d. the total pool of alleles for the dominant phenotypes. e. the heterozygous phenotypes
Membranes that do NOT contain gland cells are termed
a. mucous. b. dense, regular. c. desmosomes. d. apocrine. e. serous.
Which of the following statements regarding cyclin D is false?
a. It is required for cell cycle progression. b. It is activated by growth factors. c. It is always present and its activity is regulated by fluctuating levels of Cdk4 and Cdk6. d. It is rapidly degraded following removal of appropriate growth factors.