Multiple Choice
Why is nitrous oxide (NO) an exception among other water-soluble chemical signals?
A) Its receptor is not located in the cytoplasm.
B) NO is not an exception to other water-soluble chemical signals and has the same chemical properties in relation to membrane permeability.
C) It lacks a receptor protein.
D) It is present in the cell in a monoxide state, rather than as a dioxide.
E) It is able to pass through the cell membrane.
Correct Answer:
Verified
Correct Answer:
Verified
Q5: Desmosomes are one type of intercellular connection
Q6: Mammals have cold-sensitive nerve cells, which respond
Q7: Plasmodesmata<br>A) are fine channels across the cell
Q8: In a physiology experiment, a zoologist observes
Q9: Occluding junctions are found between the epithelial
Q11: Connective tissues are composed of<br>A) cells.<br>B) collagen
Q12: Glycosaminoglycans<br>A) are complex polysaccharides that contribute to
Q13: Lipid-soluble ligand-receptor complexes trigger a cellular response
Q14: Which of the following statements about G
Q15: Secondary plant cell walls are strengthened by<br>A)