Biochemistry

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

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

• carbon

• hydrogen

• nitrogen

Tags

NGSS.HS-LS1-6

Which is one characteristic of non-essential amino acids?

• They are not required for essential bodily processes.

• They are required from a healthy diet.

• They can recycle nitrogen from a healthy diet.

• They can be synthesized by the human body.

Amino Acids:

• are a type of marinade.

• help transport fats in the body.

• are the building blocks from which proteins are made.

• are only found in plants.

Tags

NGSS.HS-LS1-1

NGSS.HS-LS1-6

A macromolecule is found to have C, H, O, N, and S. Identify?

• Carbohydrate

• Lipid

• Nucleic Acid

• Protein

Answer explanation

All of the macromolecules have carbon (C), hydrogen (H), and oxygen (O). Nitrogen is found in proteins and nucleic acids. Sulfur is found in the R group of some amino acids. Proteins are the only macromolecule with C, H, O, N, and S.

A steroid is an example of a ​ (a)  

• Iipid

• protein

• carbohydrate

• nucleic acid

What are essential amino acids?

• Amino acids that control essential functions like respiration

• Amino acids that are more abundant than non-essential amino acids

• Amino acids that every biological molecule contains

• Amino acids that are cannot be made by the body

How many different amino acids are there?

• 10

• 18

• 20

• Thousands

A steroid is an example of ​a (a)  

• lipid

• protein

• nucleic acid

• carbohydrate