Egg activation by sperm entry is associated with a sudden increase in protein synthesis. What must be true of these proteins?
A. They are from maternal mRNAs.
B. They are from paternal mRNAs.
C. They are small peptides.
D. They are histone proteins.
Answer: A
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Which of the following is a way that protein function can be modified AFTER translation?
A) protein cleavage B) transcription regulation C) gene duplication D) exon shuffling E) gene rearrangement
During transcription, adenine is complementary to _____
a. guanine b. adenine c. cytosine d. uracil e. guanine and cytosine
Areas of the spinal cord appear glistening white
because of a. naked dendrites. b. cell bodies. c. axon endings. d. lack of meninges. e. myelin sheaths of axons.
The luteinizing hormone
a. influences ovulation. b. has no function in males. c. is produced by the corpus luteum. d. stimulates milk production. e. promotes sperm formation.