How do plants produce seeds through apomixis ? Explain with the help of an example

How do plants produce proteins?

How do plants reproduce without seeds ?

How do muscles work in pairs to move a bone? Explain with the help of an example.

How do organisms , whether reproduced asexually or sexually maintain a constant chromosome number through several generations ? Explain with the help of suitable example.

(a) How is sound produced? Explain with the help of an example. (b) How does sound from a sound producing body travel through air to reach our ears? Illustrate your answer with the help of a labelled diagram.

How do organisms, whether reproduced asexually or sexually maintain a constant chromosome number through several generations? Explain with the help of suitable example.

How are monoclonal antibodies produced? Explain with the help of a diagram