A functional advantage of having human testes in the scrotum rather than in the abdomen is
A. a shorter sperm duct.
B. lower temperature.
C. greater protection to the testes.
D. lack of room in the abdomen.
E. more direct blood supply.
Answer: B
You might also like to view...
You've just had a near miss in your car. Your pulse is racing and you notice your pupils are wide open when you look in your rearview mirror. What part of your autonomic nervous system is activated?
A. peripheral B. sympathetic C. parasympathetic D. myelencephalon E. neocortex
What can be removed from pre-mRNA during alternative splicing?
a. exons and ribosomal binding sites b. ribosomal binding sites c. exons only d. introns only e. exons and introns
A test performed on secretions on a piece of fabric left at a crime scene that is used to implicate an apprehended suspect is
A) DNA replication. B) RNA transcription. C) DNA profiling. D) DNA sharing.
The apples from the apple trees Johnny Appleseed sold to homesteaders were mainly used to make ____
a. pies b. apple juice c. hard cider d. jam e. sauce