Biology 1301

BIOLOGY 1301 FINAL EXAM WITH
COMPLETE SOLUTIONS

What is a gene? - ANSa sequence of DNA that codes for a protein

What is a protein? - ANSa large molecule composed of amino acids

DNA is composed of what three subunits? - ANSsugar (deoxyribose), a base, and a
phosphate group

What are the 4 bases used for DNA? - ANSadenine, thymine, cytosine, and guanine

RNA is composed of what 3 subunits? - ANS

What are the 4 bases used for RNA? - ANSadenine, guanine, cytosine, and uracil

What is the process in which DNA is made into RNA? - ANStranscription

Where does transcription take place in Eukaryotes? - ANSthe nucleus

What is the process in which RNA is made into proteins? - ANStranslation

Where does translation take place in Eukaryotes? - ANSthe nucleus

What is the name of the enzyme that replicates DNA? - ANSDNA polymerase

What is the name of the enzyme that replicates DNA in a PCR reaction? - ANStaq
polymerase

What is the enzyme that makes RNA from DNA? - ANSRNA polymerase

What macromolecules make up the ribosome? - ANSproteins and rRna

What is tRNA? - ANStransfer RNA

Which subunits bind to the mRNA and tRNA? - ANS

Which subunit binds to the already formed complex and starts the reaction? -
ANSlysine?