Answer:
NA+ gates open and flow into the Sarcolemma of the muscle fiber.
<h2>Answer:</h2>
Following are the four combinations of active or inactive regulatory proteins that could be present anytime in the cell:
- Active repressor , Active activator
- Active repressor, Inactive activator
- Inactive repressor, Active activator
- Inactive repressor, Inactive activator
Answer:
B
Explanation:
Stratosphere,absorbs rays of damaging ultraviolet light from the sun
Answer:
Vascular
Explanation:
Vascular Tissues consist of long, narrow cells arranged end-to-end, forming tubes. There are two different types of vascular tissues, called xylem and phloem. Xylem is vascular tissue that transports water and dissolved minerals from roots to stems and leaves.
1. The sun - plants - caterpillar - fish - bear
(I already answered but ima answer again)