In Meiotic Non-Disjunction, Meiotic Products Can Be N+1, N-1, or N

question 34

Multiple Choice

In meiotic non-disjunction, meiotic products can be n+1, n-1, or n depending on when non-disjunction occurs. For the n+1 product can you tell if non-disjunction occurred in meiosis I or II if the non-disjunction happened to an autosome? What about a sex chromosome?

• A) No; yes
• B) No; no
• C) Yes; yes
• D) Yes; no

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Definitions:

Levator Muscle

A group of muscles used in the body for various functions including lifting, such as the Levator ani in the pelvis.

Part

A section or portion of something that is separate from the whole.

Connective Tissues

Types of tissue in the body that maintain the form of organs and provide cohesion and internal support.

Muscles

Tissues in the body that contract to produce movement or maintain the position of parts of the body.