The statement about the tundra that is true is that there are two main categories of the tundra biome.
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According to the context, the statement about the neuromuscular junction is true.
<h3>What is the neuromuscular junction?</h3>
It is the part of the body where the neuron comes into contact with the muscle, that is, it is the point of connection between the motor neuron and the receptors of the muscle membrane that will carry out the contraction.
In this union, the main neurotransmitter involved, the one that activates the receptors of the muscular plate in such a way that the muscles contract, is acetylcholine.
Therefore, we can conclude that according to the context, the statement about the neuromuscular junction is true.
Learn more about neuromuscular junction here: brainly.com/question/2158896
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