In Drosophila Melanogaster,polytene Chromosomes Are Produced When

question 40

Multiple Choice

In Drosophila melanogaster,polytene chromosomes are produced when

• A)a chromosome breaks and rejoins with another section of the same chromosome.
• B)a cell divides several times before the chromosomes are duplicated.
• C)chromosomes are duplicated repeatedly without a corresponding nuclear division.
• D)a segment of a chromosome is duplicated during an unequal crossing-over event.
• E)characteristic banding patterns form on the chromosomes.

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Definitions:

Marriageable Men

Men who are considered to be suitable for marriage based on various factors such as economic stability, age, and social status.

Basic Cause

Refers to the underlying reason or fundamental origin of an event or condition.

Antipoverty Spending

Government expenditures aimed at reducing poverty, often including welfare, healthcare, and education programs.

Teenage Births

Refers to the incidence of childbirth among females aged 13 to 19.