DNA, GENES AND CHROMOSOMES

What SHAPE is DNA?

• single strand

• straight ladder

• double helix (twisted ladder)

• DNA has no shape

In DNA. what base always pairs with A?

• A

• T

• C

• G

In DNA, what base always pairs with C?

• C

• T

• A

• G

If one strand of a DNA molecule has the following order of bases, what will be the correct order of bases on the complementary (matching) strand?

AATTGGCC

• AATTGGCC

• TTAACCGG

• GGCCAATT

• GACTGACT

DNA is made up of many molecules called...

• nucleotides

• cytoplasm

• RNA

• cells

Tags

NGSS.HS-LS1-1

In what cell part is the DNA located?

• ribosome

• cytoplasm

• mitochondria

• nucleus

Tags

NGSS.HS-LS1-1

What is a section of DNA that codes for a specific protein called?

• RNA

• replication

• gene

• protein

Tags

NGSS.HS-LS1-1

What does DNA stand for?

• Deoxyribonucleic acid

• Diribose nutride acidosis

• Dinitro acid

• Deoxynitrogenic acid

Fill in the matching bases that would appear on the top strand of the DNA molecule pictured, in order.

A G T C A T G A

• A G T C A T G A

• T T T A A A C C

• T C A G T A C T

• C A T G A G A T

Challenge- How many TOTAL NUCLEOTIDES are there in the DNA molecule pictured?

• 5

• 10

• 2

• 20