Advertisements
Advertisements
प्रश्न
The eggs of frogs do not have shells for protection, yet they are safe in water, how?
Advertisements
उत्तर
Frog’s eggs are without any external covering or shell but a layer of jelly hold the eggs together, thus providing them protection.
This jelly or gelatinous covering also protects them from drying up and prevents them from being eaten up by other animals or predators.
APPEARS IN
संबंधित प्रश्न
Give appropriate term of the following:
The attachment of developing zygote (blastocyst) on the uterine wall.
Give Technical Term:
What term is used for the production and maturation of sperms in the testes?
Which parts are converted into Seed and fruit respectively after fertilization?
Give scientific reason.
The new individual produced by sexual reproduction always has the recombined genes of both the parents.
Identify the function of fertilization membrane.
Name the parts of fallopian tubes.
At which anatomical location does fertilization occur in humans?
What is the location and nature of antifertilizin?
What are the two sequential blocks that prevent polyspermy?
Which structure sweeps the ovum into the fallopian tube after ovulation?
