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Question
ZW-ZZ system of sex determination occurs in
Options
Fishes
Reptiles
Birds
All of these
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Solution
All of these
RELATED QUESTIONS
Explain how, sex is determined in human babies.
In a human, how many chromosmes are present in a brain cell?
Does genetic combination of mother play a significant role in determining the sex of a new born baby?
Define the following:
Sex chromosomes
Choose the correct answer:
Chromosomes identical in male and female are called __________
What is haplodiploidy?
Read the following statements and select the correct option.
i. If sperm containing Y chromosome fertilizes the ovum, then diploid zygote is formed that grows into a male child.
ii. If sperm containing X chromosome fertilizes ovum, then diploid zygote is formed, that grows into a female child.
Which of the following organisms has haploid number of chromosomes?
Select the incorrect statement
A woman has only daughters. Analyse the situation genetically and provide a suitable explanation.
