Unit 2 Review

What type of bonds connect the two strands of DNA together?

• Nitrogen

• Hydrogen

• Carbon

• Flouride

Tags

NGSS.HS-LS1-1

What type of subunit is shown here?

• Monomer

• Polymer

Tags

NGSS.MS-LS1-7

Which nitrogenous bases pair together?

• Adenine and Thymine

• Adenine and Guanine

• Thymine and Guanine

• Guanine and Cytosine

If there was NO Lactase enzyme present in the body, there would be a build up of which saccharide?

• galactose

• glucose

• lactose

Different structures lead to different

• subunits

• functions

• protein synthesis

• biomolecules

Tags

NGSS.HS-LS1-1

NGSS.HS-LS1-6

How does DNA code for proteins?

• through its helix structure

• pattern of phosphates and sugars

• as a sequence of nucleotides

• the ratio of base pairs

Tags

NGSS.HS-LS1-1

All organisms share

• the same genetic code

• the same cellular composition

• the same proteins

• the same chromosomes

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

Proteins are

• a sequence of fatty acids and glycerol

• a sequence of glucose molecules

• a sequence of amino acids joined by peptide bonds

• a sequence of polysaccharides

Tags

NGSS.HS-LS1-1

What is the function of carbohydrates?

• Long term energy

• short term energy

• muscle building

• give us our genetic makeup

Every cell is composed of genetic material (DNA).

• True

• False