Draw a diagram of the microscopic strucutre of human sperm. Label the following parts in it and write their functions.
Middle piece

Draw a labelled diagram for structure of sperm.

Draw a well labelled diagram on internal structure of human heart.

Draw the ray diagram of acompound microscope.

Draw a well labelled diagram of structure of Human ovum.

Draw labelled diagrams of the following: Neuron

Draw diagram of human sperm and label four parts.

Draw a labelled diagram of sperm.

Draw a labelled diagram of sperm.

Draw a diagram of the structure of a human ovum surrounded by corona radiata. Label the following parts: Ovum Plasma Membrane Zona Pellucida.