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प्रश्न
Drone of the honeybees shows haploid number of chromosomes. Illustrate.
उत्तर
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संबंधित प्रश्न
Fill in the following blank with suitable word :
The...............chromosomes for a ............are XX whereas that for a ..............are XY.
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
E is the gene for brown eye colour and an is the gene for blue eye colour. which gene is (1) recessive, and (2) dominant?
Which of the following develops through parthenogene is?
In XO type of sex determination ______.
Human offspring’s sex is determined ______
The maleness of a child is determined by
Which of the following statements is not true with respect to variation?
Also describe as to, who determines the sex of an unborn child? Mention whether temperature has a role in sex determination.
How is the sex of a newborn individual determined in different species of animals? Give three examples to support your answer.
