- The presence of calcium in the sarcoplasm is directly responsible for exposing the binding sites on actin.
- Rigor mortis occurs after death because detachment of crossbridges does not occur due to the lack of ATP
<h3>What is Sarcoplasm?</h3>
This is defined as the the cytoplasm of striated muscle cells in living organisms .When calcium is present, the binding sites on actin are exposed.
Rigor mortis occurs after death and involves stiffening of the muscle tissue because detachment of cross bridges does not occur due to the lack of ATP.
Read more about Rigor mortis here brainly.com/question/25812860
Answer:
A volcano
Explanation:
Is a vent or fissure in the Earth's surface through which molten rock and gases are expelled. Molten rock is called magma.
Answer:
The answer is D
Explanation:
and can you pls post a lil more points
pls thanks
See that river on the bottom? That water has been flowing in the canyon for a long time and has slowly been chipping away at the rocks to give what you see today.
B. erosion from the water
