1. What happens when many water molecules come into contact with one another? Explain.

Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.

What happened in 2012 and how does it illustrate the importance of understanding the sun and how it works?

Name the element in group 17, period 2. (periodic table)