Unit 5 Concept 1 Pop Quiz

The building block of nucleic acids are nucleotides.  Nucleotides are composed of a sugar, a phosphate group, and a _________________ base.

• oxygen
• hydrogen
• nitrogen
• carbon

Nitrogenous bases are joined by which type of bond?

• polar bonds
• ionic bonds
• covalent bonds
• hydrogen bonds

the base that pairs with Thymine in DNA

• adenine
• guanine
• helicase
• nucleotide

Guanine bonds with ______________.

• Adenine
• Guanine
• Cytosine
• Thymine

What would the other side of this strand of DNA be:  AATCATGGA

• AATCATGGA
• TTAGTACCT
• AGGTACTAA

• GGATAUCUA

Which of the following statements is true?

• DNA is single-stranded
• RNA is single-stranded
• DNA contains uracil
• RNA contains deoxyribose

What is the difference between DNA and RNA in terms of bases?

• RNA contains uracil in place of thymine
• RNA contains uracil in place of adenine
• RNA contains uracil in place of guanine
• RNA contains uracil in place of  cytosine

DNA has a _____________ structure. 

• double helix
• single strand
• ring 
• chain

Amino Acids are built up to make_______

• DNA

• mRNA

• Lipids

• Proteins

What is the nucleic acid that stores and transmits the genetic information from one generation to another?

• DNA

• RNA

• mRNA

• tRNA