Where is the cardiovascular control center?
A) pons
B) hypothalamus
C) adrenal medulla
D) adrenal cortex
E) medulla oblongata
Answer: E) medulla oblongata
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Normal fruit flies have red eyes. Flies with mutations that block the function of the X-linked white gene have white eyes. The wild-type allele is completely dominant to mutant alleles. A white-eyed female fruit fly is mated to a red-eyed male. One of their hundreds of female progeny is white-eyed. This white-eyed daughter likely arose from nondisjunction of the sex chromosomes during ________ in the ________.
A) meiosis I; mother B) meiosis II; mother C) meiosis I; father D) meiosis II; father E) meiosis I or II; mother
Whatever the motivation of self-sacrificing behavior
on the part of nonhuman animals is, we have no evidence that it is a. genetic. b. the result of selection. c. derived from conscious reasoning. d. a result of dominance hierarchy. e. related to species-survival strategies.
Give an example for each of the following types of communication within social groups: alarm calls, alarm pheromones, trail pheromones, and dance language.
What will be an ideal response?
Who of the following is credited with developing and documenting the first vaccination procedure against smallpox?
A. Koch B. Pasteur C. Jenner D. Lister