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Question
What is male heterogamety?
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Solution
Male heterogamety (XY males) is a type of sex determination in which males produce two different types of gametes. For example, human males produce two kinds of sperms that is sperm with X- chromosome and sperms with Y- chromosome.
RELATED QUESTIONS
Fill in the following blank with suitable word :
The...............chromosomes for a ............are XX whereas that for a ..............are XY.
The two versions of a trait (character) which are brought in by the male and female gametes are situated on :
(a) copies of the same chromosome
(b) sex chromosomes
(c) two different chromosomes
(d) any chromosomes
Name any two genetic in humans.
Explain the following terms:
Identical twins
Drone of the honeybees shows haploid number of chromosomes. Illustrate.
Which of the following is an example of genetic variation?
Which of the following group shows ZW-ZZ type of sex determination?
Which biological mechanism establishes whether an individual develops as male or female based on genetic or chromosomal factors?
In the ZW–ZZ sex determination system, which sex is heterogametic?
How does the haplodiploidy system differ from the XX–XY, XX–XO, and ZW–ZZ systems in determining sex?
