Which statement about human reproduction is correct?
A) Fertilization occurs in the uterus.
B) In humans, spermatogenesis and oogenesis function best at normal, core body temperatures.
C) A human oocyte completes meiosis after a sperm penetrates it.
D) The earliest stages of spermatogenesis occur closest to the lumen of the seminiferous tubules.
C
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a. are a renewable source of energy b. do not produce carbon dioxide when burned
c. are made from organic remains of ancient organisms d. release energy without using oxygen e. do not damage the environment
what does the so called immune checkpoint blockade do?
What will be an ideal response?
The __________ generation is dominant in mosses, as it can live independently
a. haploid sporophyte b. haploid gametophyte c. diploid sporophyte d. diploid gametophyte e. triploid sporophyte
Name the two main clades of Rhizaria, and then list one way of distinguishing one of those clades from the other What will be an ideal response?