DNA STRUCTURE
THE OVERALL SHAPE OR FORM OF DNA IS CALLED A _______,
DOUBLE HELIX
NAME THE MOLECULE THAT UNWINDS THE DNA MOLECULE.
HELICASE
WHAT IS THE FUNCTION OF PRIMASE?
TO BUILD A SHORT SEQUENCE OF BASES THAT ALLOWS THE POLYMERASE TO BIND FOR REPLICATION.
NAME THE FOUR NITROGENOUS BASES IN DNA
A, T, G, C
WHAT IS THE BEGINNING POINT OF DNA REPLICATION?
THE ORIGIN SITE
WHAT IS THE FUNCTION OF DNA POLYMERSE?
TO SYNTHESIZE NEW DNA.
THE OUTER BACKBONE OF THE DNA MOLECULE IS CALLED ______.
SUGAR PHOSPHATE BACKBONE
DNA REPLICATION IS REFERRED TO AS __________ BECAUSE IT RESULTS IN HELICES THAT HAVE ONE PARENT AND ONE DAUGHTER STRAND
SEMICONSERVATIVE
WHAT IS THE FUNCTION OF TELOMERE?
TO PROTECT THE CODING REGIONS OF CHROMOSOMES AND PREVENT SHORTENING OF THE CHROMOSOMES.
THE "A" IN DNA BONDS WITH A "T" VIA _____ BONDS.
2 HYDROGEN BONDS
WHAT ARE THE NAME OF THE SECONDARY SYNTHESIZING ENZYMES IN DNA REPLICATION THAT CORRECTS MUTATIONS?
DNA POLYMERASE 1 AND 2
WHAT IS THE FUNCTION OF SINGLE STRANDED BINDING PROTEINS?
STABILIZE THE SINGLE-STRANDED DNA DURING REPLICATION.
WHAT DOES THE 5' AND 3' REFER TO IN THE DNA STRUCTURE
THE POSITION OF THE CARBON ATOM IN THE SUGAR MOLECULE ON THE TWO DIFFERENT STRANDS
WHY IS THERE A "LAGGING" STRAND IN DNA REPLICATION?
DNA POLYMERASE ONLY BUILDS FROM 5' TO 3'
WHAT IS THE FUNCTION OF DNA LIGASE?
TO ANNEAL THE BASES ON THE NEW STRANDS