By what transport mechanism does glucose enter most cells?
A. Secondary active transport
B. Primary active transport
C. Diffusion through a protein channel
D. Diffusion through the lipid bilayer
E. Facilitated diffusion
Answer: E
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In what way(s) are the muscle arrangements in the body wall of earthworms similar to those of the human digestive tract?
A) Both exhibit peristaltic waves of contractions. B) Both are organized into layers of circular and transverse muscles C) Both consist of striated muscle. D) All of the above
Using the figure above, identify the labeled part.
1. Label A: ______________________________
2. Label B: ______________________________
3. Label C: ______________________________
4. Label D: ______________________________
5. Label E: ______________________________
6, Label F: ______________________________
7. Label G: ______________________________
8. Label H: ______________________________
9. Label I: ______________________________
10. Label J: ______________________________
11. Label K: ______________________________
12. Label L: ______________________________
13. Label M: ______________________________
14. Label N: ______________________________
15. Label O: ______________________________
16. Label P: ______________________________
Innate defenses are
A) fast and specific. B) slow and specific. C) slow and nonspecific. D) fast and nonspecific.
Another name for antidiuretic hormone is
A. oxytocin. B. aldosterone. C. intermedin. D. vasopressin.