The portion of the brain that receives sensory information from the skin and muscles is the
A. basal nuclei.
B. primary somatosensory area
C. processing center.
D. auditory association area.
Answer: B. primary somatosensory area
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Fungi that do not reproduce sexually and have large asexual spores are
A. glomeromycota. B. basidiomycota. C. ascomycota. D. zygomycota. E. chytridiomycota.
In a certain variety of plants, a cross between a red-flowered plant and a white-flowered plant
produced an all-red flower F1. In the F2 there were 140 red, 50 cream, and 65 white. (a) Offer an explanation for this F2 ratio. (b) What ratio would be produced in a testcross of the F1 hybrid? (c) What ratio would be produced if all the white F2 plants were crossed among themselves? What will be an ideal response?
When a codon that codes for an amino acid is changed to a codon that codes for a different amino acid, that is a
1.nonsense mutation. 2.silent mutation. 3.missense mutation. 4.frameshift mutation. 5.transposon.
A community
A. is a population living in a certain habitat. B. is a portion of a species making its home within a certain habitat. C. includes those animals that only visit a habitat for food and drink. D. includes all organisms that interact with one another within a local area.