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Bio Exam 3
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Environmental changes, such as winter to summer, will affect the expression of some genes.
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true
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haileeadams21
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Terms in this set (58)
Environmental changes, such as winter to summer, will affect the expression of some genes.
true
Chromosome mapping was first accomplished by measuring the amount of crossing over between genes on the same linkage group.
false
Accuracy in prediction of types of offspring depends on
arge numbers of offspring being produced.
In the formation of gametes or sex cells the paired factors (alleles) separate so that only one of the factors of the two will be in an individual sex cell
true
A nonviable cell with very little cytoplasm, produced during oogensis is
polar body
The function of running a polymerase chain reaction is
to create copies of a segment of DNA very quickly
Term for reproductive cells
gametes
Which of the following chromosome combination results in a normal female?
XY
There are many restriction enzymes that have been discovered. The natural source of restriction enzymes are
bacteria
Mating and fertilization occurs but the zygote is not viable or the offspring fitness is low. This is the definition of prezygotic isolating mechanisms.
false