Advertisements
Advertisements
प्रश्न
How many types of gametes are produced by a human female?
उत्तर
An ovum, which carries the X chromosome, is the only form of gamete that a human female can produce.
APPEARS IN
संबंधित प्रश्न
There are two sets of chromosomes in the zygote.
Fill in the following blank with suitable word :
Genes always work in ................ .
Explain how, sex is determined in human babies.
Choose the correct answer:
A single recessive trait, able to express must be on _________
With the help of a chart, explain the method of sex determination in honeybees.
Match the items of Column I with Column II:
| Column I | Column II | ||
| i. | XX-XO method of Sex Determination | a. | Turner syndrome |
| ii. | XX-XY method of Sex Determination | b. | Female heterog ametic |
| iii. | karyotype-45 | c. | Grasshopper |
| iv. | ZW-ZZ method of Sex Determination | d. | Female homogametic |
Some dinosaurs had feathers although they could not fly but birds have feathers that help them to fly. In the context of evolution this means that
The belief that the mother is completely responsible for the sex of the child is wrong because the child
In humans, males are heterogametic and females are homogametic. Explain. Are there any examples where males are homogametic and females heterogametic?
