The correnct description about the process of repolarization phase of AP is A: only be attributed to the Na+ channel inactivation. B: only be attributed to the activation of K+ channel. C: attributed to both the Na+ inactivation and K+ channel activation. D: only be attributed to the Cl- channel activatio.

In the U. S., colleges are either state-supported, supported by religious organizations, or privately A: attributed. B: ensured. C: authorized. D: endowed.

Symptoms of a disease are attributed to a / an ________ of the five elements.

The following property cannot be attributed to insoluble fiber:

2. A paraphrase needs not be attributed to the original source. ( )

The “Iliad” is an ancient Greek epic poem traditionally attributed to _______.

_____we have achieved is attributed to the guidance of our parents.

The clearing of trees today is evidently attributed to cattle grazing because of ______.

Edison is（） the invention of the photograph. A: attributed to B: contributed to C: referred to D: credited with

Normal spoilage adds to the cost of the job to which it is attributed in a job order costing system.