The site where RNA polymerase attaches to the DNA molecule to start the formation of mRNA is called a(n)
A. exon.
B. operator.
C. promoter.
D. operon.
Answer: C
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If an organism was discovered that had no epithelial tissues, it would require adaptations to maintain homeostasis in which of the following areas? The organism would require adaptations _____
A) in its skeleton for structure B) in its nervous system for sensing external stimuli C) that would prevent water loss from the body in a terrestrial environment D) in its muscular system for movement
What proteins are involved with wrapping up DNA?
What will be an ideal response?
The products of the process in Figure 3-1 are:a
amino acids. b. molecules of glycerol. c. representative of a glycoside linkage. d. enzymes. e. monosaccharides
Synapsis and crossing over occur during
A) prophase I. B) anaphase I. C) prophase II. D) telophase II. E) metaphase II.