The Term Reaction Range Refers to the Concept That

question 40

Multiple Choice

The term reaction range refers to the concept that

• A)one phenotype can lead to many different genotypes.
• B)one genotype can lead to different phenotypes.
• C)one genotype leads to one and only one phenotype.
• D)phenotypes are unrelated to genotypes.

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Definitions:

Intercalated Disc

Specialized connections between cardiac muscle cells containing gap junctions and desmosomes, facilitating unified contractions of the cardiac tissue.

Cardiac Muscle Fiber

A type of involuntary striated muscle found in the walls of the heart, enabling it to contract and pump blood throughout the body.

Striation

A series of ridges, furrows or linear marks, often found in muscle tissues or rocks.

Ligamentum Arteriosum

A small ligament that is a remnant of the ductus arteriosus, connecting the pulmonary artery to the descending aorta in the fetal circulation system.