For enzymes to work, it has a spot where molecules dock in. What do we call this spot?

• active site

• substrate

• inhibitor

This is a substance that changes the rate of a chemical reaction.

• catalyst

• solute

• solvent

Tags

NGSS.HS-PS1-5

What makes water important to life?

• The polarity of water makes it good at dissolving things.

• Water can move nutrients around.

• Water dehydrates our body.

Tags

NGSS.HS-ESS2-5

Of all the elements, ________ is the most significant to life.

• carbon

• hydrogen

• nitrogen

Tags

NGSS.HS-LS1-6

NGSS.HS-LS2-5

A steroid is an example of a ​ (a)  

• Iipid

• protein

• carbohydrate

• nucleic acid

A steroid is an example of ​a (a)  

• lipid

• protein

• nucleic acid

• carbohydrate

Below are the organic compounds.

Check all that apply.

• carbohydrates

• lipids

• protein

• water

• nucleotides

Tags

NGSS.HS-LS2-5

These are molecules that contain carbon covalently bonded to other elements.

• inorganic compounds

• organic compounds

The type of polysaccharide which serves as a strengthening tissue in the cell wall of plants is 

• cellulose

• glucose

• lactose

• fructose

Glucose is a _____.

• carbohydrate

• lipid

• protein 

• nucleic acid