What are the simplest types of eukaryotes?
a. plants
b. protists
c. fungi
d. bacteria
e. archaea
ANSWER: b
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Which of the following features are used to identify chordates?
A. A notochord B. A hollow nerve cord C. A tail during embryonic development D. All of the above are features used to identify chordates.
Luteinizing hormone
a. stimulates ovulation. b. has no function in males. c. is produced by the corpus luteum. d. stimulates milk production. e. promotes bone and soft tissue growth.
The risk of passing on a genetically-based male infertility problem is greatest with _________
A. ICSI D. ZIFT B. IUI E. IVF C. GIFT
Which of the following statements about the unfolded protein response (UPR) is false?
(a) Activation of the UPR results in the production of more ER membrane. (b) Activation of the UPR results in the production of more chaperone proteins. (c) Activation of the UPR occurs when receptors in the cytoplasm sense misfolded proteins. (d) Activation of the UPR results in the cytoplasmic activation of gene regulatory proteins.