In the human, which of the following events would occur over the longest period of time?
a. sperm production
b. cleavage
c. fertilization
d. gastrulation
e. growth and tissue specialization
E
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The site on an enzyme that is designated for the substrate bind is called the ________.
Fill in the blank(s) with the appropriate word(s).
Which of the following would occur from a mutation in the gene's promoter region?
A. The sequence of the mature mRNA would change. B. The ability of pre-mRNA to be properly spliced would change. C. The ability of mRNA to be translationally regulated would change. D. The amino acid sequence of the translated protein would be altered. E. The rate of transcription may increase or decrease.
Which of the following statements is (are) true
concerning promoters? a. They are short sequences in DNA. b. They are locations in DNA where regulatory proteins gather. c. They control transcription. d. They are associated with specific genes. e. All of these are true.
The most common cause of retinal detachment is a blow to the head.
a. true b. false