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From a Standpoint of Natural Selection,we See That the Heterozygous

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From a standpoint of natural selection,we see that the heterozygous advantage for βᴬβˢ individuals is balanced by the disadvantage to those with SCD or the wild-type alleles (and no malaria protection) .The action of these conflicting trends produces an overall increase in the mutant allele until it reaches a state where the gain and loss of βˢ alleles is equal.What is the term for this stable condition that allows mutant alleles to remain in a particular population?

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Definitions:

Endoderm

The innermost layer of cells or tissue of an embryo in early development, giving rise to the digestive and respiratory systems.

Ectoderm

The outermost layer of cells or tissue of an embryo in early development, giving rise to the formation of the nervous system and skin.

Epithelial Tissue

A type of tissue that lines the cavities and surfaces of blood vessels and organs throughout the body, providing protection, absorption, and secretion.

Connective Tissue

Connective tissue supports, binds together, and protects tissues and organs of the body with various types including loose, dense, cartilage, bone, and blood.

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