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प्रश्न
XO type of sex determination and XY type of sex determination are examples of ____________.
पर्याय
Male heterogamety
Female heterogamety
Male homogamety
Both Female heterogamety and Male homogamety
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उत्तर
XO type of sex determination and XY type of sex determination are examples of Male heterogamety.
संबंधित प्रश्न
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
The person A has only B chromosomes in all its gametes. On the other hand, another person C has chromosome D in half of gametes and chromosome E in the other half of gametes. When chromosomes B and D combine during fertilisation, a female zygote results. On the other hand, combination of B and E chromosomes produces a male zygote.
(a) What are chromosomes (i) B (ii) D, and (iii) E?
(b) Out of B, D and E, which two chromosomes are of the same type?
(c) Which chromosome is smaller in size?
(d) What is the general name of chromosomes such as B and E?
(e) Out of the two persons A and C, which one is (i) male, and (ii) female?
Choose the correct answer:
Chromosomes identical in male and female are called __________
Which of the following is incorrect regarding ZW-ZZ type of sex determination?
Which of the following organisms has haploid number of chromosomes?
Sex is determined in human beings ______.
Which of the following combination of chromosome numbers represents the correct sex determination pattern in honey bees?
A zygote which has Y chromosome inherited from the father will develop into a ______.
