A Reciprocal Translocation Happened Between Chromosomes 1 and 2 in a Wild

question 38

Multiple Choice

A reciprocal translocation happened between chromosomes 1 and 2 in a wild species of strawberries.Below is a diagram of (unreplicated) chromosomes 1 and 2 for the translocated strain of strawberries.N1 and N2 indicate the normal chromosomes 1 and 2,respectively;T1 and T2 are their translocated counterparts. Which chromosomes must segregate from one another at anaphase I to form viable meiotic products?

• A)N1 and N2 separate from T1 and T2.
• B)N1 separates from N2,T1,and T2.
• C)N1 and T1 separate from N2 and T2.
• D)N2 and T1 separate from N1 and T2.
• E)T1 separates from T2,N1,and N2.

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Definitions:

Ectoderm

The outermost layer of cells or tissue of an embryo in early development, giving rise to the nervous system and skin.

Coelom

A fluid-filled body cavity found in most multicellular animals, located between the intestinal canal and the body wall, and surrounded by mesoderm tissue.

Endoderm

The innermost layer of cells or tissue of an embryo in early development, giving rise to the lining of the gut and the associated structures.

Mesoderm

The middle layer of an embryo in early development, which will develop into muscles, bones, and circulatory systems.