What is synapse? What is its function?

What is a synapse?

Write down one sturctural and one functional difference in between afferent and efferent Nerve. What is synapse and what is its function?

Write down one structural and one funcrtional difference in between Afferent and Efferent Nerve. What is synapse and what is its function ? Mention one function of spinal cord.

What is acrosome? What is its function?

What is tapetum ? What is its function ?

What is cornea? What is its function?

What is pleura? What is its function?

What is a synapse ?

What is a polysome? What is its function?