Explain how external fertilization takes place?
In external fertilization, the females lays hundreds of eggs outside in places like streams. The eggs are kept together and protected by a layer of jelly. The male deposits sperms over the eggs resulting in the fertilization.
What do you mean by test-tube baby?
What is budding? Draw the diagram also.
What do you mean by binary fission? Draw a diagram also.
What is fertilization? Explain how many types of fertilizations are there?
