Which Statement About Variation Is True

question 63

Multiple Choice

Which statement about variation is True?

• A)All phenotypic variation is the result of genotypic variation.
• B)All genetic variation produces phenotypic variation.
• C)All nucleotide variability results in neutral variation.
• D)All new alleles are the result of nucleotide variability.
• E)All geographic variation results from the existence of clines.

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Definitions:

Central Vein

Terminal branches of the hepatic veins that lie centrally in the hepatic lobules and receive blood from the liver sinusoids.

Sinusoids

Specialized, capillary-like vessels that are larger and more permeable, found in certain organs like the liver, spleen, and bone marrow, facilitating blood flow and exchange of nutrients.

Liver

A large vital organ in vertebrates responsible for detoxification, protein synthesis, and biochemical production necessary for digestion and metabolism.

Goblet Cells

Specialized epithelial cells found in the respiratory and intestinal tracts, secreting mucus to lubricate and protect the mucous membranes.