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प्रश्न
Brief about female heterogamety.
उत्तर
Female heterogamety (ZO females) refers to the condition, where female produces two types of egg cells. Some with Z chromosome and some without Z chromosome.
संबंधित प्रश्न
Differentiate between 'ZZ' and 'XY' type of sex-determination mechanisms.
Write notes on sex determination in the unborn baby.
Which of the following is an example of ZW – ZZ type of mechanism of sex determination?
There are two sets of chromosomes in the zygote.
Fill in the following blank with suitable word :
Genes always work in ................ .
If a normal human cell has 46 chromosomes, how many chromosomes will be there in a human (i) sperm cell, and (ii) zygote?
Choose the correct answer from the four options given below :
In a human male, a sperm will contain :
Explain the following terms:
Identical twins
Choose the correct answer :
Human sex chromosomes are __________
Explain the mechanism of sex determination in birds.
What is haplodiploidy?
How is sex determined in human beings?
Which of the following develops through parthenogene is?
Number of autosomes present in liver cells of a human female is ______.
Which of the following is an example of genetic variation?
The maleness of a child is determined by ______
Structures present in a cell which is responsible for determination of the sex of a baby is
In humans, males are heterogametic and females are homogametic. Explain. Are there any examples where males are homogametic and females heterogametic?
A zygote which has Y chromosome inherited from the father will develop into a ______.
