Nucleic acids

All organic compounds contain the element

• carbon
• nitrogen
• phosphorus
• sulfur

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

• deoxyribose sugar and adenine
• deoxyribose sugar and a hydrogen bond
• deoxyribose sugar and the nucleus
• deoxyribose sugar and phosphate

Which is the CORRECT match?

• guanine=adenine
• cytosine=thymine
• adenine=thymine
• thymine=cytosine

Together, a sugar + phosphate + nitrogen base makes up a:

• sunitrate
• amino acid
• polypeptide
• nucleotide

The structure of DNA can be described as a:

• trapeziod
• double helix
• concentric circle
• acute angle

What shape is a ribose sugar molecule?

• triangle
• square
• pentagon
• hexagon

How do we describe two bases that fit together like puzzle pieces such as C and G?

• opposite
• complementary
• copies
• nucleotides

Which organelle is DNA usually found in?

• cell membrane
• vacuole
• chloroplast
• nucleus

What is the correct complimentary strand for the following DNA? ATCGAG

• TACGAG
• ATCGAG
• TAGCTG
• TAGCTC

Which of these is NOT found in RNA?

• ribose sugar
• uracil
• cytosine
• thymine