The following molecules freely pass through a cell membrane except which one?
A) oxygen
B) carbon dioxide
C) amino acids
D) certain lipids
Ans: C) amino acids
Anatomy & Physiology
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The temperature yesterday was an uncomfortable 98° F. You unwisely chose to play tennis at noon, counting on your body's internal defenses to protect you against heat exhaustion. How did your body respond to this distress?
What will be an ideal response?
Anatomy & Physiology
The prefix ________ means "good, easy, or normal."
A) olig- B) a-, an- C) poly- D) eu-
Anatomy & Physiology
All hormones are
A) proteins. B) inorganic compounds. C) steroids. D) organic compounds.
Anatomy & Physiology
What muscle forms the posterior aspect of the upper arm and what action does it perform at the elbow joint?
What will be an ideal response?
Anatomy & Physiology