Hershey-Chase Experiment
A type of machine used in labs to separate components of a liquid mixture based on density
What is a centrifuge?
Watson and Crick used x-ray images of DNA taken by this scientist to develop the DNA model
Who was Rosalind Franklin?
These are the three components of a nucleotide
What is deoxyribose sugar, phosphate, and nitrogenous base?
The enzyme that unwinds and unzips the DNA in preparation for replication
What is DNA helicase?
The enzyme that adds nucleotides to form a new DNA strand during replication
What is DNA polymerase?
Bacteriophages inject this substance into bacterial cells
What is DNA?
If a sample had 20% cytosine, this is the percentage of thymine in the sample based on Chargaff's rule
What is 10%?
This is the complementary DNA sequence to the following: AAGTCC
What is TTCAGG?
DNA replication occurs in this phase of the cell cycle
What is the S phase?
The original strands of DNA before replication begins
What are the template strands?
The outside of bacteriophages is made of this type of substance
What is protein?
Thymine is this type of nitrogenous base
What is a pyrimidine?
Guanine is this type of nitrogenous base
What is a purine?
The number of template strands in a single DNA molecule after replication
What is one?
The number of new DNA strands in a single DNA molecule after replication
What is one?
Radioactive sulfer was found here during the Hershey-Chase experiment
What is the supernatent?
The two strands of DNA are held together by this
What are hydrogen bonds?
The process of determining the order of base-pairs in DNA
What is DNA sequencing?
The reason why a cell can complete DNA replication so quickly
What are multiple replication forks?
The total number of DNA strands after one DNA molecule has been replicated completely
What is four?
Radioactive phosphorous was found here during the Hershey-Chase experiment
What is the pellet?
Differences in a single base-pair that exist in a population
What are single nucleotide polymorphisms (SNPs)?
Slight differences in DNA sequences between individuals in the same species
What are DNA polymorphisms?
A structural description of DNA that explains why DNA polymerase adds nucleotides in opposite directions on the two DNA strands
What are antiparallel strands?
The cite of DNA replication where the DNA strands are separated
What is a replication fork?