In the blastocyst, the trophoblast will become ________, whereas the embryoblast will become ________
A) part of the placenta; the yolk sac
B) part of the placenta; the embryo
C) the embryo; the yolk sac
D) the embryo; part of the placenta
E) the yolk sac; the embryo
B
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The weather person gleefully tells us that the temperature is 95, but the heat index is 103 and a heat advisory is in effect. What does this mean? Is humidity high or low? Why does it matter? Who is most affected, and why? What are some steps one could take to adjust?
What will be an ideal response?
The two vertical bony ridges on the upper back are the
A) rotator cuffs. B) spines of the scapulae. C) vertebral borders of the scapulae. D) clavicles. E) erector spinae muscles.
A deficiency in the number and/or percentage of red blood cells and the amount of hemoglobin in the blood is called _____.?
A) ?anemia B) ?aplastic anemia C) ?pernicious anemia D) ?sickle cell anemia
Which of the following statements about trans fat is true?