GENES, CHROMOSOMES, AND DNA QUIZ

Before a cell divides, the chromosomes in its nucleus are double-stranded. Each strand is called ______________

• DNA

• chromatid

• nucleosome

• gene

•A __________ is joined to other nucleosome in a chain by linker DNA. The chain of nucleosome gives chromosomes its “beads on a string” appearance

• chromosome

• nucleosome

• DNA

• gene

_______________is made up of two organic compounds:

-Proteins called histones, and

-Nuceic acid called DNA

• chromosome

• DNA

• gene

• histones

Tags

NGSS.HS-LS3-1

It is made up of tremendously long deoxyribonucleic acid (DNA) molecules tightly coiled around an equal mass of protein called histones

• chromatid

• gene

• DNA

• centromere

Tags

NGSS.HS-LS1-1

Before a cell divides, the ___________ in its nucleus are double-stranded. Each strand is called chromatid

• chromosomes

• nucleus

• DNA

• centromere

Tags

NGSS.HS-LS1-4

Deoxyribonucleic acid (DNA) molecules are tightly coiled around an equal mass of protein called

• histones

• centromere

• DNA

• gene

Tags

NGSS.HS-LS1-1

The building units of nucleic acid molecules are called

• nucleotides

• deoxyribose

• DNA

• polynucleotides

It is composed of many nucleotides linked together in a long chain

• nucleotides

• polynucleotides

• gene

• DNA

It is a five carbon sugar

• deoxyribose

• adenine

• thymine

• cytosine

It is made up of two chromatids

• polynucleotide

• chromosome

• deoxyribose

• DNA

Tags

NGSS.HS-LS3-1