DNA

Which of the following best describes the shape of DNA molecules?

• Double helix

• Sort of long

• A spinning thing

• Candy

Which of the following units are the building block of DNA?

• chromosomes

• nucleotides

• nitrogen bonds

• sugars

Adenine pairs with ...

• cytosine

• guanine

• thymine

• uracil

Guanine bonds with ________.

• adenine

• guanine

• cytosine

• thymine

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 energy

Tags

NGSS.HS-LS3-1

Which organelle is DNA usually found in

• cell membrane

• vacuole

• chloroplast

• nucleus

What is the correct complimentary strand for the following DNA?

ATCGAG

• TAGCTC

• TACGAG

• ATCGAG

• TAGCTG

What are the three components of a nucleotide?

• sugar, hydrogen, nitrogen base

• sugar, oxygen, nitrogen base

• sugar, phosphate, nitrogen base

• sugar, phosphate, protein

Fill in the complementary base pair: T A G C T A

• A T C G A A

• A T C G A T

• T T C G A T

• T C G C T A

The coded instructions that store and pass on genetic information from one generation to the next.

• Allele

• DNA

• Gene

• Chromosome

Tags

NGSS.HS-LS3-1

NGSS.HS-LS1-1