Author Question: A common use of PHA-L, a lectin found within kidney beans, is to A) preserve brain tissue. B) ... (Read 41 times)

sc00by25 · **on:** Jun 22, 2018

A common use of PHA-L, a lectin found within kidney beans, is to

A) preserve brain tissue.
B) stain cell bodies.
C) degrade acetylcholine molecules.
D) localize the target of neural efferents.
E) localize the source of neural afferents.

Question 2

Which of the following is true of the anterograde labeling procedure?

A) A target molecule is injected into the blood stream.
B) The target molecule is transported from the axon terminals back to the soma and dendrites.
C) The target molecule is taken up by the glial of cells in the injection zone.
D) Eventually most regions of the cell are filled with the target molecule.
E) A light microscope is used to visualize the cells in a section that contain the target molecules.

mmpiza · **Reply #1 on:** Jun 22, 2018

Answer to Question 1

Answer: D
Rationale: A common use of PHA-L, a lectin found within kidney beans, is to localize the target of neural efferents.

Answer to Question 2

Answer: B
Rationale: In the anterograde labeling method, the target molecule is transported from the axon terminals back to the soma and dendrites.