Examlex
Matching.Choose the one most appropriate answer for each.
a.acts to trigger ovulation in females
b.structures that secrete mucus and nutrients absorbable by sperm; open into the ejaculatory duct
c.forms as an outgrowth of the yolk sac; becomes part of umbilical cord and urinary bladder
d.a drug that causes severely deformed arms and legs in developing embryos
e.two of these connect seminiferous tubules with vasa deferentia
f.opening between uterus and vagina
g.organ that supplies the embryo/fetus with nutrients and removes wastes
h.connects epididymis with ejaculatory duct
i.hormones that stimulate uterine contractions in the female
j.
cap over the head of a sperm; contains lytic enzymes to penetrate egg membranes
k.inner cell mass plus trophoblast; attaches to uterine wall
l.
testosterone produced here
m.
sensitive to sexual stimulation; develops from same embryonic tissues as does the penis in males
n.
the uterine lining
o.acts on gonad to help mature gametes; released from anterior lobe of pituitary
-LH
Marginal Product
The additional output that results from using one more unit of a production input, keeping all other inputs constant.
Fertilizer
A chemical or natural substance added to soil to increase its fertility and promote plant growth.
Corn
A cereal plant that yields large kernels on a cob, used as a staple food in many parts of the world and as animal feed.
Slanderous Campaign Ads
Political ads that make false or misleading statements about an opponent to damage their reputation.
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