Biology MCAS prep

This molecule is a monomer of which group of organic molecules?

• carbohydrates
• lipids
• proteins
• nucleic acids

Tags

NGSS.HS-LS1-6

What is this molecule?

• glucose
• polypeptide
• steroid
• triglyceride

Tags

NGSS.HS-LS1-6

Which of the following is NOT TRUE about enzymes?

• they are proteins
• they can change shape when temperature or pH change
• they are used up in chemical reactions
• they speed up the rate of chemical reactions

Tags

NGSS.HS-LS1-7

This picture is of which organic molecule

• nucleotide
• monosaccharide
• glycerol
• ATP

Which of the following is NOT TRUE about DNA?

• It is a double stranded molecule
• it has four types of bases: adenine, guanine, cytosine and urasil
• deoxyribose is the sugar present
• sections of DNA that carry instructions to make proteins are called genes

Tags

NGSS.MS-LS3-1

What is this molecule?

• nucleotide
• amino acid
• ATP
• monosaccharide

Tags

NGSS.HS-LS2-5

NGSS.HS-LS1-7

A biological molecule is analyzed, and it is discovered that the molecule is composed of several amino acids. Which of these identifies the biological molecule?

• it is a lipid
• it is a protein
• it is an unsaturated fat
• it is a  monosaccharide

Tags

NGSS.MS-LS3-1

What is the function of the cell membrane?

• Produces ATP

• Produces proteins and lipids

• Keep the organelles in place

• Control what enters and leaves the cell

Tags

NGSS.MS-LS1-2

What is the function of the ribosomes?

• Transport proteins
• Make proteins
• Package and ship proteins
• Store water, food, and wastes

Tags

NGSS.MS-LS1-2

What is the function of chloroplasts?

• Helps plants make food from the sun
• Protects plant cells
• Store food and water
• Make energy for the cell

Tags

NGSS.HS-LS2-5

NGSS.HS-LS1-5