Ácidos Nucleicos: DNA y RNA

The information for protein synthesis is stored in:

• a.amino acids
• b.fats
• c.glucose
• d.nucleic acids

How many nucleotide bases occur in a nucleic acid:

• a.five
• b.four
• c.infinite
• d.six

The repeating units in both DNA and RNA are called:

• a.amino acids
• b.hydrogen bonds
• c.nucleic acids
• d.nucleotides

The sugar that is in the backbone of DNA is called:

• a.deltaglucose
• b.deoxyribose
• c.fructose
• d.ribose

The sugar that is in the backbone of RNA is called:

• a.deoxyribose
• b.fructose
• c.ribose
• d.sucrose

Nucleotide bases pair in DNA through:

• a.hydrogen bonds between complementary bases
• b.none of the choices
• c.polar covalent bonds between complementary bases
• d.sugar bonds between complementary bases

What is the true structure of DNA?

• a.a double helix
• b.a molecule
• c.a strand
• d.a stranded molecule

What nucleotide base does RNA contain that DNA does not:

• a.adenine (A)
• b.cytosine (C)
• c.thymine (T)
• d.uracil (U)

The RNA molecule is a:

• a.double helix
• b.double-stranded molecule
• c.none of the choices
• d.single-stranded molecule

What unique ability does DNA have because it is double-stranded?

• a.it serves as genetic material in all viruses
• b.it can move around the cells
• c.it can serve as a template for its own copying
• d.none of the choices