As used in mice, if this new technique is approved for use in humans, which of the following would be injected?
a. Neither mRNA nor antibodies
b. mRNA
c. Antibodies
Ans: b. mRNA
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Where is the trachea in reference to the esophagus in humans?
a. dorsal, or behind b. superior, toward the head c. ventral, or in front d. inferior, toward the feet
Learning new motor skills takes place when one consciously repeats an activity many times and mostly involves the
_____. a. hippocampus b. amygdala c. hypothalamus d. corpus striatum e. cerebellum
Community A and Community B both have 54 beetle species, but Community A has more total individuals than Community B. If you were to calculate the Shannon diversity index for both communities, what would be the result?
A. Community A and B would have equal values for the Shannon index. B. Community B would have a higher Shannon index value. C. Community A would have a higher Shannon index value. D. Cannot predict the result based on this information.
Which of the following is the closest living
relative to a bird?
a. lizards b. alligators c. bats d. dinosaurs e. winged insects