Which of the Following Statements Are True of Oxygen and Muscle

question 3

Multiple Choice

Which of the following statements are true of oxygen and muscle contraction (Select all that apply) ?

• A)Myoglobin transports oxygen to muscle cells.
• B)Hemoglobin transports oxygen in blood plasma.
• C)When oxygen is present in contracting muscle cells,CO2 and H2O are formed.
• D)When oxygen is not present in contracting muscle cells,lactic acid is formed.
• E)Oxygen debt is the body's need for oxygen to convert lactic acid to proteins.
• F)Both myoglobin and hemoglobin can bond to oxygen because they contain the mineral iron.

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Definitions:

Pleiotropic Gene

A gene that can have multiple effects on an organism's phenotype, affecting more than one trait.

Marfan Syndrome

A genetic disorder that affects the body's connective tissue, leading to abnormalities in the heart, blood vessels, bones, joints, and eyes.

Tissue Composition

The combination and organization of various cell types and extracellular matrix components that form a tissue in an organism.

Pleiotropic Genes

Genes that have an effect on multiple, seemingly unrelated phenotypic traits, reflecting the complexity of gene expression in organisms.