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Drone of the honeybees shows haploid num...

Drone of the honeybees shows haploid number of chromosomes. Illustrate.

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(1) In honeybee, sex determination is by haplo-diploid ,system.
(2) Sex is determined by the number of sets of chromosomes received by an individual.
(3) The egg which is fertilized by sperm, becomes diploid and develops into female.
(4) The egg which is not fertilized develops by parthenogenesis and develops into a male.
(5) The queen and worker bee therefore contain 32 chromosomes. The drone, i.e. male bears 16 chromosomes.
(6) The sperms are produced by mitosis while eggs are produced by meiosis.
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NAVNEET PUBLICATION - MAHARASHTRA BOARD-SHORT ANSWER QUESTIONS -II-Ch-11 (Chromosomal Basis of Inheritance)
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  2. Describe the structure of chromosomes with a suitable diagram.

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  3. Describe the structure of sex chromosomes.

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  4. A normal couple gives the birth to one haemophilic son and a normal da...

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  5. Explain the mechanism of sex determination in human being.

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  6. Explain the mechanism of sex determination in human being.

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  7. Explain the mechanism of Sex-determination in birds.

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  8. With the help of a chart, explain the method of sex determination in h...

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  9. Drone of the honeybees shows haploid number of chromosomes. Illustrate...

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  10. A carrier haemophilic female marries a normal male. What will be the p...

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  11. Identify disorders developed in the given genotypes and give two sympt...

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  12. Certain genes located on chromosome 11 and 16 were found to be faulty....

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  13. Illustrate any three genes which can be used in gene therapy.

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  14. Give any two unique features of acquired immunity.

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  15. Describe the structure of antibody.

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  16. Explain ABO blood group system in human being with a suitable chart.

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