5.14 Quiz

What are nucleic acids made of?

• Carbon and hydrogen

• carbon and phosphorous

• Carbon, hydrogen, and phosphorous

• Carbon, hydrogen, oxygen, nitrogen, and phosphorous

• Carbon, nitrogen, and phosphorous

About how many human genes are there?

• 5,000

• 20,500

• 50,000

• 2,000

• 10,250

Uracil, thymine, and cytosine are ________ bases

• RNA

• DNA

• triple- ring

• purine

• pyrimidine

How many TOTAL chromosomes do humans have?

• 22

• 23

• 46

• 44

• 92

Where is the genome located?

• In the nucleus

• In the cytoplasm

• Different parts are spread throughout the body's cells

• In the brain

• In the mitochondria

mRNA contains the code for ________.

• DNA

• tRNA

• rRNA

• amino acids

• proteins

Tags

NGSS.HS-LS1-1

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 units are repeatedly joined together to form a strand of DNA?

• amino acids

• proteins

• nucleotides

• polysaccarides

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

• Thymine

• Uracil

• Cytosine

• Guanine

Tags

NGSS.HS-LS1-1

Adenine pairs with

• Guanine

• Adenine

• Thymine

• Cytosine