The body of the human embryo develops from the ____ of the blastocyst
A. inner cell mass
B. outer cell mass
C. wall
D. membranes
E. cytoplasm
A
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Core body temperature is about ____
a. 37°C b. 98.6°C c. 37°F d. 75°F e. 41°C
Blood leaving the right ventricle enters the ____________________ circulation. Fill in the blank(s) with the appropriate word(s)
Many biological molecules are formed by the joining of monomer units in a(n) ________ reaction (removal of water); the reverse process is called ________
Fill in the blank(s) with correct word
Which of the following explains what happens to the circulatory system during hyperventilation?
a) oxygen levels increase, causing an increase in blood pH b) Oxygen levels decrease, causing a decrease in blood pH c) Carbon dioxide levels decrease, causing an increase in blood pH d) Carbon dioxide levels increase, causing a decrease in blood pH