Over time, a sensory neuron will decrease its responsiveness to a specific signal. This
A. accommodation
B. appreciation
C. adaptation
D. alleviation
C
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E. corrodens can be easily recognized in culture by its:
a. pink pigmentation. b. grapelike odor. c. large spreading colonial morphologic characteristic. d. bleachlike odor.
According to Mendel's Law of Independent Assortment,
A) alleles of genes on different chromosomes assort randomly into different gametes. B) alleles of genes assort into gametes grouped according to how they were inherited originally. C) dominant alleles for one gene must assort into the same gamete as the dominant alleles for another gene. D) dominant alleles for one gene must assort into the same gamete as the recessive alleles for another gene.
In comparing mitosis and meiosis, which of the following statements is true?
a. Meiosis I is more like mitosis than is meiosis II. b. Both processes result in four cells. c. Synapsis occurs in both. d. Chromatids are present only in mitosis. e. Meiosis II resembles mitosis.
Allergies occur when
A) too much complement is released into the blood. B) antibodies malfunction and attack "self" cells. C) mast cells release histamine in response to harmless substances. D) foreign MHC proteins trigger an immune response.