Which structure in the figure secretes an alkaline fluid that protects sperm by neutralizing acids in the urethra?
a) C
b) H
c) B
d) G
e) F
a
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A person normally has two alleles of a gene because
A) all genes come in only two varieties. B) there isn't enough DNA to accommodate more than this. C) one allele of a gene is carried on each of two homologous chromosomes. D) DNA only comes in two forms.
The parasympathetic system promotes ____________________ bodily functions while slowing down those activities that are enhanced by the sympathetic system
Fill in the blank(s) with correct word
What hormone may play a role in reducing the size of the uterus following delivery?
A. Prolactin B. Prostaglandin C. Progesterone D. Oxytocin
The visceral __________ is the serous membrane covering the external surface of the lungs.
Fill in the blank(s) with the appropriate word(s).