biological community of interacting organisms and their physical environment. Types of plants and animals in an specific area.

action of one object striking another. Acts or forces of one thing hitting something else. come into forcible contact with another object.

That could happen or become reality.

branch of molecular biology concerned with structure, function, evolution, and mapping of genomes. Branch of genetics that studies organisms in terms of their genomes (their full DNsequences).

estimated on basis of current data. To show something on a screen using light.

To continue to live despite illness or trouble.

Concerning the area of sea near land.

To work together to complete a task.

(of phone call) paid for by person receiving it. By asking the receiver of a call to pay for it. bring things together.

giant conifer native to California and Oregon.

To defend someone or something from harm or danger.

Being very attractive or appealing physically.

Different, better or greater than normal. Heavily discounted sales item.

fossil reptile of Mesozoic era. Reptile that lived millions of years ago.

branch of mechanics concerned with motion and forces. Ways that people behave and function in a group.