When Auxin Accumulates on the Lower Side of the Root

question 30

Multiple Choice

When auxin accumulates on the lower side of the root of a germinating seed, it

• A) increases cell elongation on the lower side of the root
• B) decreases the use of energy by the cells in the root.
• C) has no effect on the root; it affects only the developing shoot.
• D) increases the use of energy by the cells in the root.
• E) decreases cell elongation on the lower side of the root.

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Definitions:

Down Syndrome

A genetic disorder caused by the presence of all or part of a third copy of chromosome 21, characterized by distinct physical features and some level of intellectual disability.

Kwashiorkor

A condition occurring in children who suffer severe protein and calorie shortages, which is characterized by stunted growth, a protuberant belly, and extreme apathy. Although therapeutic diets can reverse some effects, cognitive impairments are likely to persist.

Protein

A large biomolecule, or macromolecule, consisting of one or more long chains of amino acid residues, essential for the structure, function, and regulation of the body's cells, tissues, and organs.

Calorie Shortages

Instances where there is a deficit in the number of calories consumed versus those required for maintaining healthy bodily functions.