Hakeem, given up for adoption as an infant, has red-green color blindness. Is this fact useful in helping him to track down his biological father? Explain

What will be an ideal response?


This condition is sex-linked and, since Hakeem is a male, means that he inherited the trait from his mother. Thus, he will need to find something else to narrow the field in his search for his biological dad.

Biology & Microbiology

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Heterozygotes for the sickle cell trait have an adaptive advantage in areas where malaria is prevalent. This is an

example of ____.

a. a fixed allele b. genetic drift c. a balanced polymorphism d. sexual selection e. disruptive selection

Biology & Microbiology

The figure is a __________ microscope

photomicrograph. a. standard light b. phase contrast c. Nomarski process light d. transmission electron e. scanning electron

Biology & Microbiology

Four of the five hormones listed below are produced

by the same lobe of the pituitary. Select the exception. a. antidiuretic hormone b. prolactin c. corticotropin d. somatotropin e. luteinizing hormone

Biology & Microbiology

Which extraembryonic membrane accumulates fetal urine?

A) chorion B) yolk sac C) allantois D) amnion

Biology & Microbiology