The Closer Genes Are to Each Other on a Chromosome

question 63

Multiple Choice

The closer genes are to each other on a chromosome __________.

• A) the more likely they are to be separated due to crossing over
• B) the less likely they are to be separated due to crossing over
• C) the more likely they are to be linked in mitosis
• D) the less likely they are to be linked

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Definitions:

Acetyl Groups

Functional groups in organic chemistry that consist of a methyl group single-bonded to a carbonyl. The formula is CH3CO-.

Methyl Groups

Chemical groups consisting of one carbon atom bonded to three hydrogen atoms, often involved in modifying DNA or proteins in cells.

Histone

Proteins that package and order the DNA into structural units called nucleosomes, playing a key role in gene regulation.