A process in which the plasma membrane surrounds particles and brings them into the cell is called exocytosis
1.True
2.False
2
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Antibody diversity is the result of:
A. mRNA splicing. B. genomic rearrangement. C. differential gene expression. D. gene silencing.
A thin layer chromatogram is useful for
a. measuring the amount of photosynthesis. b. determining the amount of gas produced during photosynthesis. c. separating pigments based on their physical characteristics. d. determining the presence of sugars in a leaf.
In a simple experiment involving only predator and prey with no refuge,
A) prey will always survive. B) predators will typically drive their prey to extinction. C) both populations will oscillate. D) prey populations will oscillate.
Which of the following numbered terms represents the correct order of sequences in a prokaryotic
mRNA molecule as it was synthesized? 1) 3? trailing sequences 2) coding sequences 3) leader sequences 4) termination signals a. 1 ? 2 ? 3 ? 4 b. 3 ? 2 ? 4 ? 1 c. 2 ? 1 ? 4 ? 3 d. 4 ? 2 ? 1 ? 3 e. 3 ? 4 ? 2 ? 1