What are germ pores ?

What are germ layers? Classify animals on the basis of germ layers.

" Pollen grains in wheat are shed at 3-celled stage while in peas they are shed at 2-celled stage". Explain. Where are germ pores present in a pollen grain ?

What are the pores on pneumatophores for gaseous exchange called ?

What are nuclear pores ? State their functions.

What are nuclear pores? State their function.

What are nuclear pores? State their function.

What are nuclear pores? State their function.

What are nuclear pores? State their function.