Cell walls of sclerenchyma tissues are hardened with:

A plant tissue composed of more than one type of cells:

Cells were first described by a British scientist?

Which of the following muscles are involuntary in action?

Human body is made up of types of cells:

The epidermal tissues contain:

Resolution of human eye is:

Companion cells are found in:

Resolution of electron microscope is:

The increase in apparent size of an object:

Blood is an example of:

Resolution of light microscope?