A virus uses theon the outside of its body to unlock and enter our cells. This object on the outside is also known as an antigen and can be identified by the immune system to fight the virus in the future.

What role do traits play in affecting an organisms ability to reproduce? finches

Match the types of competition to their descriptions

Acell goes through cellular respiration and produces atp which it then uses to move a molecule across the cell membrane. how does the energy in the original glucose molecule change during this process? (2 points)