Match the following items with the correct phrases.
_______1. endoplasmic reticulum
_______2. capsids
_______3. chromosomes
_______4. plastids
_______5. cilia
_______6. mitochondria
a. found in both procaryotes and eucaryotes
b. found only in procaryotes
c. found only in eucaryotes
d. not found in either procaryotes or eucaryotes
1. c. found only in eucaryotes
2. d. not found in either procaryotes or eucaryotes
3. a. found in both procaryotes and eucaryotes
4. c. found only in eucaryotes
5. c. found only in eucaryotes
6. c. found only in eucaryotes
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George is a normal XY boy. Who among the
following would essentially have the same Y chromosome as George?
a. his father’s brother b. his mother’s father c. his mother’s brother d. his father’s father e. more than one of these is possible but only those who are related to his father
What contributes to muscle fatigue?
a. lactic acid buildup b. glycogen depletion c. both lactic acid buildup and glycogen depletion d. loss of nerve innervation e. stretching a muscle
All northern elephant seals come from a very small genetic pool. This is because in the 1890s a large number of them were very quickly killed until their population size was reduced to only about 20 individuals. Though their population has since increased to over 30,000 individuals, all their genes have come from those 20 individuals. Which of the following population genetic concepts does this example represent?
a) genetic drift b) evolution c) the Hardy-Weinberg equilibrium d) the founder effect e) the bottleneck effect
Which of the following is characteristic of prokaryotic genomes but not eukaryotic genomes?
A) histones B) circular chromosomes C) linear chromosomes D) enclosed in a nuclear membrane E) typically consist of a few to several chromosomes