All of the Following Are True of Recessive Alleles,EXCEPT

question 75

Multiple Choice

All of the following are true of recessive alleles,EXCEPT

• A) they are never transcribed and therefore never produce protein.
• B) they are designated by lowercase letters.
• C) the phenotype encoded by the recessive allele will only be noticeable when in the homozygous state.
• D) a person heterozygous for a recessively inherited disease has one normal allele and one disease allele and is called a "carrier."
• E) not all recessive alleles cause disease.

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Definitions:

Autonomic Nervous System

Part of the peripheral nervous system that controls involuntary body functions, such as heart rate, digestion, and respiratory rate.

Sympathetic

Relates to the part of the autonomic nervous system that prepares the body for intense physical activity and is often referred to as the fight-or-flight response.

Parasympathetic

Part of the autonomic nervous system responsible for relaxing the body and conserving energy.

Endocrine System

A network of glands in the body that secrete hormones directly into the circulatory system to regulate the body's growth, metabolism, and sexual development and function.