What Is the Expected Ploidy Level of an F₁ Hybrid

question 7

Multiple Choice

What is the expected ploidy level of an F₁ hybrid offspring of an octaploid father and a diploid mother?

• A) Diploid (2n)
• B) Triploid (3n)
• C) Tetraploid (4n)
• D) Pentaploid (5n)
• E) Octaploid (8n)

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Definitions:

Subarachnoid Space

The interval between the arachnoid membrane and the pia mater covering the brain and spinal cord, filled with cerebrospinal fluid.

Complex Reflex Action

A motor reflex that involves multiple interneurons in addition to the primary sensory and motor neuron, allowing for a more sophisticated response to a stimulus.

Sensory Impulse

An electrical signal that is generated in response to external stimuli and transmitted through the nervous system.

Spinal Cord

A long, thin, tubular bundle of nervous tissue and support cells that extends from the brain down the back, part of the central nervous system.