erythrocruorin

Subject:

a strong ring of smooth muscle at the end of the pyloric canal which lets food pass from the...

order

Subject:

a biological classification group (taxon) that is divided into families.

glycogen

Subject:

the form in which excess glucose is stored in the liver and muscles of mammals.

gastrin

Subject:

a hormone that causes the secretion of gastric juices into the stomach.

Subject:

the gamete-producing phase that produces the zygote from which the sporophyte emerges.

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