All EXCEPT which of the following hormones
are in some way responsible for the production
of sperm?
a. luteinizing hormone
b. follicle-stimulating hormone
c. gonadotropin-releasing hormone
d. testosterone
e. human chorionic gonadotropin
E
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Ultraviolet radiation is an effective means of sterilizing surfaces.
Answer the following statement true (T) or false (F)
The embryonic root, which is where the pollen tube enters the ovule prior to fertilization, is called the ____
a. suspensor b. epicotyl c. hypocotyl d. endosperm e. cotyledon
A sporophyte is a ____ plant body that grows
by ____ from a ____. a. haploid; mitosis; spore b. diploid; mitosis; spore c. diploid; mitosis; fertilized egg d. diploid; meiosis; fertilized egg e. haploid; mitosis; fertilized egg
Most plants incorporate carbon dioxide into sugars by means of a cycle of reactions called the
A. Krebs cycle. B. carbon cycle. C. CAM cycle. D. Calvin cycle.