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Sex Determination in Drosophila - Practice Questions & MCQ

Edited By admin | Updated on Sep 18, 2023 18:34 AM | #NEET

Quick Facts

  • Sex Determination in Drosophila is considered one of the most asked concept.

  • 14 Questions around this concept.

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How many chromosomes does Drosophila have?

Concepts Covered - 1

Sex Determination in Drosophila
  • Sex in Drosophila is determined by genic balance mechanism.
  • Drosophila has eight chromosomes, in which six are autosomes and are common to both males and females.
  • The fourth pair is of sex chromosomes. In males, these are represented by XY and in females as XX.
  • Genic balance theory, proposed by Calvin Bridges states that sex is determined by the genic balance or ration between X-chromosome and autosome (X:A).

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Sex Determination in Drosophila

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Sex Determination in Drosophila

Biology Textbook for Class XII

Page No. : 86

Line : 38

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