Genetic characteristics that we can't control include __________. A. height and amount of muscle fibers B. amount of muscle fibers and heart rate C. heart rate and flexibility D. flexibility and amount of daily exercise Please select the best answer from the choices provided. A B C D

Respuesta :

A.  Height and amount of muscle fibers.

The genetic characteristics that we can't control include height and amount of muscle fibers (Option A).

  • Genetic characteristics refer to phenotypic traits that are passed across generations by inheritance.

  • Height and amount of muscle fibers are phenotypic traits that are inherited as polygenic factors.

  • Polygenic factors are genetic factors in which two or more genes control the expression of a given phenotypic trait.

In conclusion, genetic characteristics that we can't control include height and amount of muscle fibers (Option A).

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