The Appearance of a Novel Phenotype Resulting from the Substitution

question 26

Multiple Choice

The appearance of a novel phenotype resulting from the substitution of a single base pair might be due to

• A)a change in the amino acid sequence.
• B)a change in the amount of protein expressed.
• C)an alteration in a gene that codes for a nontranslated RNA.
• D)a change in the developmental time or location at which a gene is expressed.
• E)All of the choices are possible consequences of a single base pair substitution.

Develop the ability to translate research statements into statistical terminology.

Comprehend the purposes and roles of hypotheses in research.

Recognize the characteristics of a well-written hypothesis.

Distinguish between different types of hypotheses (null, research, directional, and nondirectional).

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Definitions:

Diastole

The phase of the heartbeat when the heart muscle relaxes and allows the chambers to fill with blood.

Systole

The phase of the heartbeat during which the heart muscle contracts and pumps blood from the chambers into the arteries.

Ventricular Filling

The phase of the cardiac cycle when the heart's ventricles fill with blood coming from the atria.

Diastole

The moment in the heartbeat cycle when the heart's muscle eases and the chambers are enabled to draw in blood.