Biology SOL Review #1

Front

What is a hypothesis?

Back

A testable explanation to a problem that has not yet been tested.

Front

What happens to enzymes when they are heated to a high temperature?

Back

The shapes of the enzyme are altered (denatured).

Front

What is a substance with a pH of 6 called?

Back

Acid.

Front

What type of cell is cell X if it is identified as an animal cell?

Back

Animal cell.

Front

What property of water helps prevent a cup from burning over a flame?

Back

High specific heat.

Front

Define 'enzyme'.

Back

A protein that acts as a catalyst to speed up chemical reactions in biological processes.

Front

What is denaturation in the context of proteins?

Back

The process in which proteins lose their structure and function due to external stress, such as heat.

Front

What is the pH range of acids?

Back

A pH less than 7.

Front

What is the primary function of enzymes in biological systems?

Back

To catalyze biochemical reactions.

Front

What is the difference between prokaryotic and eukaryotic cells?

Back

Prokaryotic cells lack a nucleus and membrane-bound organelles, while eukaryotic cells have them.