Which Event Could Result in an Inversion

question 4

Multiple Choice

Which event could result in an inversion?

• A)A 360^° rotation of a chromosomal region following two double-strand breaks in a chromosome's DNA.
• B)A crossover between two DNA sequences in different places on the same chromosome and that are inverted repeats of each other.
• C)A crossover between two repeated DNA sequences that are in different places on the same chromosome and are oriented in the same direction.
• D)A crossover between two repetitive sequences on different chromosomes.

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Definitions:

Cranial Nerves

Twelve pairs of nerves that emerge directly from the brain and the brainstem, facilitating various functions including sensory input and motor output.

Cerebral Cortex

The outer layer of neural tissue of the cerebrum of the brain, playing a key role in memory, attention, perception, cognition, awareness, thought, language, and consciousness.

Sensory Cortex

A region of the cerebral cortex involved in receiving and interpreting sensory information from various parts of the body.

Oxygen

A chemical element essential for life, constituting about 21% of the Earth's atmosphere and required for the respiratory processes of most living organisms.