A physician has a young man as a patient who does not seem to be developing male secondary sex characteristics. Predict which hormone the physician could prescribe to help this issue.
A. estradiol
B. testosterone
C. progesterone
D. cortisol
E. growth hormone
Answer: B
Biology & Microbiology
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The sliding-filament model of muscle contraction is described by the action of ____ pulling ____ inward
a. muscle fibers; actin filaments b. myofilaments; sarcomeres c. sarcomeres; Z lines d. actin filaments; myosin filaments e. myosin filaments; actin filaments
Biology & Microbiology
Gene regulation lecture summary
What will be an ideal response?
Biology & Microbiology
How many chromosomes would be found in the karyotype of a Down syndrome female?
A) 44 B) 45 C) 46 D) 47
Biology & Microbiology
Which of these animals is correctly matched with its type of skeleton?
A) Mayfly/hydroskeleton B) Lobster/exoskeleton C) Bird/exoskeleton D) Earthworm/endoskeleton E) Shark/hydroskeleton
Biology & Microbiology