In Late Prophase, Sister Chromatids Are Joined by a Constriction

question 25

Multiple Choice

In late prophase, sister chromatids are joined by a constriction at the:

• A)phragmosome.
• B)preprophase band.
• C)centriole.
• D)centromere.
• E)centrosome.

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Definitions:

Dominant Gene

a gene that suppresses the expression of its allele, resulting in its trait being manifested in the organism.

Brown Eyes

A physical trait characterized by the presence of melanin in the iris, resulting in a brown coloration of the eyes.

Dominant-Recessive Genes Principle

A genetic principle in which the dominant allele masks the effect of a recessive allele in heterozygous pairs.

Dominant Gene

A genetic sequence that overpowers and determines the expression of a trait over another allele.