The proportion of shared genes between a grandparent and grandchild is ________ percent.


A) 10

B) 25

C) 50

D) 100


B) 25

Biology & Microbiology

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Which of the following would a karyotype be most effective in identifying?

1.autosomal dominant disorders. 2.X-linked disorders. 3.sex-limited genes. 4.trisomy disorders.

Biology & Microbiology

The differential survival rates associated with birth weights in Figure 19-5 illustrate:


a. balanced polymorphism.
b. genetic drift.
c. neutral variation.
d. stabilizing selection.
e. disruptive selection

Biology & Microbiology

An increase in urine production could cause

A. an increase in blood volume. B. a decrease in blood volume. C. an increase in blood pressure. D. both an increase in blood volume and an increase in blood pressure. E. both a decrease in blood volume and an increase in blood pressure.

Biology & Microbiology

Describe how genetically modifying plants could provide farmers with a boost in productivity of their crops

What will be an ideal response?

Biology & Microbiology