What Is a Chromatid,and How Many Are Present During Normal

question 128

Multiple Choice

What is a chromatid,and how many are present during normal mitosis in a human cell?

• A)A chromatid is a copy of a duplicated chromosome,and 23 are present.
• B)A chromatid is a copy of a duplicated chromosome,and 46 are present.
• C)A chromatid is a copy of a duplicated chromosome,and 92 are present.
• D)A chromatid is where spindle fibers attach,and 46 are present.
• E)A chromatid is where spindle fibers attach,and 92 are present.

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Definitions:

Absolute Threshold

The minimum stimulus intensity required for detection by a sense organ, signifying the point at which a stimulus becomes perceptible to the senses.

Noticeable Threshold

A threshold is the level at which a stimulus becomes sufficiently strong to produce a discernible effect or reaction.

Range Threshold

The minimum and maximum values within which a particular sensory stimulus, action, or phenomenon is perceptible or has an effect.

Receptors

Protein molecules on the surfaces of dendrites and cell bodies that have distinctive shapes and will interact only with specific neurotransmitters.