Benchmark Review

Front

What is the pH range of acids?

Back

0-6

Front

What type of transport do protein pumps represent?

Back

Active transport

Front

How do enzymes catalyze chemical reactions?

Back

By lowering activation energy allowing the reaction to start faster

Front

How many amino acids are used in the human body?

Back

20

Front

What quality makes water the universal solvent?

Back

Polarity

Front

What is the pH range of bases?

Back

8-14

Front

What is the role of enzymes in biological reactions?

Back

To speed up reactions by lowering activation energy.

Front

What is the difference between passive and active transport?

Back

Passive transport does not require energy, while active transport does.

Front

What is the function of a protein pump?

Back

To move substances against their concentration gradient using energy.

Front

What is the significance of polarity in water?

Back

It allows water to dissolve many substances, making it a universal solvent.