In meiosis, the number of chromosomes ______ while in mitosis, it ______.
(a) is halved/is doubled
(b) is halved/remains the same
(c) is doubled/is halved
(d) remains the same/is halved
(b) is halved/remains the same
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Which of the following emergence factors has contributed to the HIV/AIDS epidemic?
A) climate change B) rapid pathogen adaptation and change C) increasing travel to endemic areas D) exotic pet and meat trade
Which of the following health problems might be cured with embryonic stem cell treatment? a. Muscular dystrophy b. All of these choices
c. Heart disease d. Parkinson's disease e. Blindness
Ebola virus can be transmitted via
A) fruit fallen from a tree. B) direct contact with bodily fluids of an infected person. C) agriculture/crops in an epidemic area. D) any contact, like a handshake.
Discuss how two of the following alter allele frequencies in populations: nonrandom mating, genetic drift, gene flow,
and natural selection What will be an ideal response?