DNA & RNA

Which sequence of DNA bases would pair with this partial strand
ATG TGA CAG

• ATG TGA CAG

• TAC ACT GTC

• GTA AGT GAC

• CAT TCA CTG

Which of the following best describes a DNA molecule?

• double helix

• contains ribose

• made of amino acids

• contains Uracil

Tags

NGSS.HS-LS1-1

Guanine bonds with ______________.

• Adenine

• Guanine

• Cytosine

• Thymine

Tags

CCSS.RL.11-12.7

CCSS.RI.9-10.7

CCSS.RL.9-10.7

CCSS.RI.11-12.7

CCSS.RL.8.7

In a molecule of double-stranded DNA, the amount of Adenine present is always equal to the amount of

• cytosine

• guanine

• thymine

• uracil

Why is DNA important?

• it is very small and very complicated

• it's in everything

• it serves as the blueprint for traits of all living things

• because we eat it every day for energy

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

Which 2 molecules form the sides (backbone) of the DNA ladder?

• deoxyribose sugar and adenine

• deoxyribose sugar and a hydrogen bond

• deoxyribose sugar and the nucleus

• deoxyribose sugar and phosphate

What are the three components of a nucleotide?

• sugar, hydrogen, nitrogen base

• sugar, oxygen, nitrogen base

• sugar, phosphate, nitrogen base

• sugar, phosphate, protein

Nitrogenous bases are joined by which type of bond?

• polar bonds

• ionic bonds

• covalent bonds

• hydrogen bonds

Tags

NGSS.MS-PS1-1

The following picture must be

• DNA because it's double stranded

• RNA because it's single stranded

• DNA because it's single stranded

• RNA because it's double stranded

Tags

NGSS.HS-LS1-1

What does this picture represent?

• amino acid

• base pairing

• nucleotide

• the DNA molecule