A covalent bond is a chemical bond which involves the sharing of atoms.
What is the rest of the question
Answer:
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Explanation:
The answer is False
It is a skeletal muscle that consist of a muscle and nerve
Answer: Option D: Neuromuscular junction
Explanation:
This is the site of transmission of chemical signal also known as a chemical synapse between a neuron and a muscle fibre. Most of the time the chemical released which is a neurotransmitter is acetylcholine. When released, it stimulates the release of calcuim ions present in the sarcoplasm: an endoplasm like structure in the muscle fiber that contains calcium ions.
