From which germ layer do epithelial cells derive?  Select all options that apply.

Match the following types of epithelium with the correct description.

 Blood cells exist in a loose connective tissue, with little direct interaction between them. Therefore, which type of cellular communication is potentially used to communicate between blood cells?

Choose the CORRECT option below:

How do paracrine signalling factors usually act on a cell?

Choose the CORRECT option below:

Which of the following are major fibre types that form connective tissue?

What is involved in a slow response to an extracellular signal, and is much less likely to be involved in a fast response?

Choose the CORRECT option below:

Which of the following is a characteristic of necrosis?  

Match up the following types of connective tissue with an example:

Choose the CORRECT statement.

In G1 phase of the cell cycle: 

This image illustrates stages of the cell cycle.

Which statement is CORRECT?