You Decide to Compare the Genes and DNA Sequence of a Certain

question 57

Multiple Choice

You decide to compare the genes and DNA sequence of a certain chromosome to those of two other chromosomes: a chromosome homologous to the chromosome in question and a chromosome nonhomologous to it. What do you predict you will observe?

• A)The chromosome's homolog has the same genes and an identical DNA sequence.
• B)The nonhomolog has different genes but a similar DNA sequence.
• C)The chromosome's homolog has the same genes and a similar DNA sequence.
• D)The nonhomolog has the same genes but in a different order.
• E)The chromosome's homolog has the same genes but in a different order.

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Definitions:

Cerebellum

The part of the brain at the back of the skull in vertebrates, responsible for coordinating and regulating muscular activity.

Flocculonodular Lobe

A region of the cerebellum involved in the coordination of balance and eye movements.

Lateral Hemispheres

A term related to the outer sections of an organ or structure, often used in reference to the brain's cerebral hemispheres on either side.

Vermis

The central part of the cerebellum, connecting the two hemispheres and involved in coordinating posture and locomotion.