Answer:
A supermassive black hole is a perfectly ordinary black hole that happens to be really, really big.
<span>Animals with a monogastric digestive system are able to digest and use a high percentage of the fats and proteins that they take in from their foods and therefore exhibit high levels of energy.</span>
Pretty sure it's B. Conjugation because that is a form of sexual reproduction in the reproduction of prokaryotes.
<span>There are two types of stimulus that travel within our body. The two types are chemical and electrical. Electrical stimulus is the type of stimulus that travels from the motor neuron to the skeletal muscle. Electrical muscle stimulation is the elicitation of muscle contraction using electric impulses.</span>
Explanation:
because the pressure exerted by artery is more than that of vein due to its narrow lumen and thick walls...causing it difficult to clot.
