DNA Structure

Front

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

Back

deoxyribose sugar and phosphate

Front

What are the three components of a nucleotide?

Back

sugar, phosphate, nitrogen base (A,T,C,G)

Front

Which atom is NOT found in DNA? Options: Nitrogen, Carbon, Phosphorous, Sulfur

Back

Sulfur

Front

Which part of a cell is DNA usually found in?

Back

nucleus

Front

Which sequence of complementary DNA bases would pair with this partial strand ATG TGA? Options: ATG TGA, TAC ACT, GTA AGT, CAT TCA

Back

TAC ACT

Front

If a strand of DNA is composed of 30% of Thymine (T), then how much ADENINE (A) would be present? Options: 30%, 20%, 80%, 10%

Back

30%

Front

Identify #2. Options:

nitrogen base

,

phosphate group

,

deoxyribose

,

nucleotide

Back

deoxyribose

Front

The sugar in DNA is...

Back

Deoxyribose

Front

Why is DNA important?

Back

it serves as the code for proteins