3단원 The Cell Test-调查问卷模板-问卷网

1、학번？

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2、이름？

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3、Which of the following does not belong to the functions of smooth ER?

(A) Assists in the synthesis of steroid hormones like sex hormones.

(B) Detoxifies drugs and poisons from the body.

(C) Produces proteins.

(D) Stores Ca++ ions in muscle cells to facilitate normal muscle contractions.

4、Which of the following does not dissolve in the lipid bilayer and cross it with the need of membrane proteins?

(A) CO2

(B) H20

(C) hydrocarbons

(D) O2

5、What is the function of helper T white blood cells, which is an example of long-distance signaling?

(A) They release cytokines.

(B) They assist chemical signals to travel a short distance.

(C) They help the passage of materials directly from the cytoplasm of one cell to another.

(D) They send out an alarm to the entire immune system that the body is being invaded.

6、Which of the following does not belong to the cell surface receptors?

(A) G protein-coupled receptors (GPCR)

(B) Ion-channel receptors

(C) Receptor Tyrosine Kinases (RTKs)

(D) Pacinian corpuscle

7、Why is transduction more efficient when occurred in multiple steps than single?

(A) Because multiple steps take a great deal of time.

(B) Because multiple steps provides more opportunities to amplify the signal greatly.

(C) Because transduction in single step is not as intricate as in multiple steps.

(D) Because transduction in multiple steps usually occurs in better surroundings.

8、Feedback?

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3단원 The Cell Test