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प्रश्न
The sex chromosome in a human ovum is ______.
विकल्प
X chromosome
Y chromosome
Both X and Y chromosomes
Either X or Y chromosome
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उत्तर
The sex chromosome in a human ovum is X chromosome.
Explanation:
Every egg has an X sex chromosome; a sperm can have either an X or a Y sex chromosome.
APPEARS IN
संबंधित प्रश्न
Explain how, sex is determined in human babies.
A normal cell of human body contains 23 pairs of chromosomes. The number of chromosomes in a sex cell (sperm or ovum) of a human being is most likely to be :
(a) 46
(b) 23
(c) 21
(d) 42
Which combination of genes in the zygote will produce children with blue eyes?
Define the following:
Sex chromosomes
XO type of sex determination and XY type of sex determination are examples of ____________.
Distinguish between heterogametic and homogametic sex determination systems.
Identify the female heterogamety from the chromosomal complements given below.
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 type of sex determination is observed in honey bee?
A zygote which has Y chromosome inherited from the father will develop into a ______.
