Which substance is normally found in the glomerular filtrate but not in urine?
A. salts
B. glucose
C. water
D. uric acid
E. All are components of glomerular filtrate and urine.
Answer: B
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Which of the following attributes is NOT shared by animals and fungi?
A. derived from protists B. heterotrophic C. absorptive nutrition D. secrete digestive enzymes E. have cell walls
In this diagram, one of the daughter strands has a thymine base that will later be repaired by substituting a cytosine base. If this error had occurred after replication, what kind of mutation would it be?
a. silent mutation
b. transversion substitution
c. transition substitution
d. translocation mutation
The gray matter of the brain is associated with the
a. cerebral cortex. b. pons. c. optic chiasm. d. corpus callosum. e. thalamus.
Suppose that you examine a vial of 100 flies that are all offspring from a single genetic cross. Suppose also that you see that all the females present are red-eyed and all the males present are white-eyed. The allele for red eye colour (Xw+) is dominant over the allele for white eye colour (Xw). Which of the following describes the genotypes of the parents?
a. Xw+Xw; XwY b. XwXw; Xw+Y c. Xw+Xw+; XwY d. Xw+Xw; Xw+Y