In females at puberty, what cells begin to secrete the major female sex hormone estradiol?
A. oocyte cells
B. corpus luteum
C. follicle cells
D. granulosa cells
D. granulosa cells
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The silverfish
a. have incomplete development. b. undergo direct development. c. parasitize other insects. d. produce large quantities of ammonia waste. e. fit none of these descriptions.
A weed that exhibits resistance to an herbicide ________
A) developed the resistance in response to the herbicide B) mutated when exposed to the herbicide C) inherited the gene that made it resistant to the herbicide D) is less likely to pass on the gene to the next generation
Insects have an excretory system consisting of Malpighian tubules. Indicate whether the statement is true or false
A 48-hour old infant is brought to the clinic with signs of severe bacterial conjunctivitis (infection of the eye). The infant was born at home, with the birth assisted only by an unlicensed midwife, and no pharmaceutical interventions performed on the
mother or infant. Which infectious agents is the likely culprit? A) HSV-2 B) Chlamydia trachomatis C) Neisseria gonorrhoeae D) bacterial vaginosis due to mixed anaerobic species E) Neither Chlamydia trachomatis nor Neisseria gonorrhoeae should be ruled out without further testing.