A microbiome is essential for human infant development. Where does an infant obtain the origins of its microbiome?
A) the father B) the mother
C) the hospital D) the infant has a microbiome at conception
Answer: B
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In North America, what is the greatest risk of warming to trees?
A) reduced growing season B) reduced water availability C) less variable precipitation D) Most species live near their thermal maximum.
ADH increases ______.
A. urine volume B. reabsorption of water from the kidney C. blood osmolarity D. Two of the above
Why do transcription and translation take place in two different locations?
A) DNA is located in the nucleus, whereas the ribosomes needed for translation are not in the nucleus. B) DNA is located in the nucleus, whereas the ribosomes needed for translation are found outside the cell. C) DNA is located in the nucleus, whereas the ribosomes needed for transcription are found outside the cell. D) Translation takes place in the nucleus, whereas the DNA is located elsewhere.
A mechanism for increasing the genetic diversity of offspring is
a. mitosis. b. cloning. c. sexual reproduction. d. cytokinesis. e. fission.