Enzymes

Choose the correct answer.

Enzymes are ....?

These are protein molecules which speed up  ....?

Enzymes break down substances into a more ...?... that living things can use.

catechumen

chemical reactions

dense substance

cataclysms

electrical reactions

simple substance

catalysts

cataclysm reactions

complicated substance

image page space image page space image page space

A single enzyme can perform its function a ....?....a minute.

We need enzymes in our what to help our body break down the complex food we eat.

Enzymes are made of ...?

thousand times

nervous system

protein

million times

cerebral system

nucleons

billion times

digestive system

protons

image page space image page space image page space

 

 

Back

 

©2000 Teaching Treasures™ Publications