4. The Strep Throat is caused by:

A. bacteria

B. genetics

C. environmental

D. virus

What term refers to communities that remain unchanged for long observable periods of time

Which best describes secondary succession? A. the quick change in an area's species before a disturbance B. the quick change in an area's species after a disturbance C. the gradual change in an area's species after a disturbance D.

Tests that measure people's character traits

The period between cell division is called

The lipid that makes up most of the lipids in our body is:

Which element acts as a hydrogen acceptor during aerobic respiration? (A) hydrogen (B) carbon (C) oxygen (D) nitrogen (E) phosphorus Can someone explain this one for me?

How do bacteria and viruses differ in the ways they affect cells in the body?

What does high water potential mean?

What can be recycled to form new paper products?

A ruler has markings as shown below. Stefan uses this ruler to measure the length of a metal rod. How many decimal places should his answer include?