I think the correct answer is D. contraction, by preventing an action potential from traveling across the sarcolemma. Acetycholine lreceptors are found on the surface of muscle cells, concentrated in the synapse between nerve cells and muscle cells. When the nerve impulses reaches the axon terminals, a chemical called the neurotransmitter is released, in this case the acetylcholine that stimulates skeletal muscle cell. Therefore a disease that inactivates the acetylcholine will prevent the activation of the muscle.
Answer: idk bro
Explanation: it’s makes no sense
Answer:
The advantage of 2nd one is no partner is needed, Less energy is required. Disadvantage is no variation for genetic problems, The offspring will have everything of the parent. For the 1st one reproduction advantage Is a higher survival rate. Disadvantage is a lot of energy is needed Because it requires a ( male and female)
Upwelling is a process in which cold water from depths arise to the surface,
it's important because :
- It bring a lot of nutrients to the surface of the ocean
- It maintain the temperature of the ocean
hope this helps
