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Question
Choose the correct answer:
Chromosomes identical in male and female are called __________
Options
sex chromosomes
autosomes
heterosomes
dominant
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Solution
Chromosomes identical in male and female are called autosomes
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RELATED QUESTIONS
Which of the two, sperm or ovum, decides the sex of the child?
In a human, how many chromosmes are present in a sperm in the testes?
Does genetic combination of mother play a significant role in determining the sex of a new born baby?
A zygote which has inherited an X chromosome from the father will develop into :
(a) baby boy
(b) baby girl
(c) adult
(d) either boy or girl
Define the following:
Sex chromosomes
Short Answer Question.
“Father is responsible for determination of sex of child and not the mother”. Justify.
Differentiate Intersexes from Supersexes.
There are five daughters and no son in a family. It is because
Diploid larvae which get royal jelly as food develops into ____________ and other develops into workers (sterile females).
All human chromosomes ate not paired. Most human chromosomes have a maternal and a paternal copy, and we have 22 such pairs. But one pair called the sex chromosomes, is odd in not always being a perfect pair. Women have a perfect pair of sex chromosomes. But men have a mismatched pair in which one is normal sized while the other is a short one.
(a) In humans, how many chromosomes are present in a Zygote and in each gamete?
(b) A few reptiles rely entirely on environmental cues for sex determination. Comment.
(c) "The sex of a child is a matter of chance and none of the parents are considered to be responsible for it." Justify it through flow chart only.
OR
(c) Why do all the gametes formed in human females have an X chromosome?
