The sharp peak of estradiol secretion during the ovarian cycle
A. inhibits the secretion of LH and FSH.
B. stimulates the secretion of LH and subsequent ovulation.
C. stimulates development of the uterus.
D. causes meiosis I to be completed.
E. stimulates development of the uterus and causes meiosis I to be completed.
B. stimulates the secretion of LH and subsequent ovulation.
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The endocrine gland that controls homeostasis in terms of blood glucose levels is the
A. parathyroid gland. B. adrenal gland. C. pineal gland. D. pancreas. E. testis.
Superantigens produce a harmful immune response because
A) they activate too many T cells, causing excessive inflammation and cell damage. B) they initiate a type I allergic response resulting in excessive inflammation. C) too many phagocytes are activated and destroy host tissue. D) a strong immune response is necessary to protect the host from the pathogen.
Provide evidence for and against the now disproven concept of blended inheritance? What will be an ideal response?
The nearly neutral theory:
a. relaxes assumptions concerning the selective neutrality of alleles. b. can be used to explain the discrepancy between substitution rates explained by generation time and annual time. c. suggests that mildly deleterious mutations can fix more readily in smaller populations due to drift. d. A and C. e. All of the above.