Show:
Scientists
Parts of DNA
DNA Replication
DNA Replication Terms
Vocabulary
100
Scientist who worked with mice, S, and R strands of bacteria. He discovered that one strand can be transformed into another.
Who is Griffth
100
The three parts of a DNA molecule
What are the 5 carbon sugar, the phosphate group, and the nitrogen base
100
How many places where replication occurs along the DNA strand
What is hundreds
100
Means that in a replicated DNA strand, there is one that is newly synthesized and one original strand
What is semiconservative replication
100
The name of the fragments that are put together in the lagging strand to synthesize a strand of DNA
What are Okazaki fragments
200
Scientist who first identified the transforming agent as DNA, however not many people accepted his work.
Who is Avery
200
The four possible bases in DNA
What are Adenine, thymine, cytosine, and guanine
200
The scientists who discovered semiconservative replication of DNA strands
Who are Meselson and Stahl
200
The enzyme that breaks the hydrogen bonds between the nitrogen bases
What is DNA helicase
200
The subunits of DNA
What are nucleotides
300
Scientists who provided definitive proof that DNA was the transforming agent and genetic material.
Who are Hershey and Chase
300
The bonds between the phosphate groups and 5 carbon sugar are what type
What is covalent bonds
300
DNA polymerase always adds nucleotides to which strand
What is the 3' end
300
The enzyme that attaches new nucleotides to the new strand with the correct base paring
What is DNA polymerase
300
The name of only the phosphate groups and the 5 carbon sugars
What is the backbone
400
Discovered the rule that, A=T and C=G
Who is Chargaff
400
The bonds between the two bases that are paired up are what type
What is hydrogen bonds
400
Where DNA replication occurs
What is in the nucleus
400
The enzyme that joins the two strands
What is DNA ligase
400
DNA double helixes are wound around ___ to make the coils of chromosomes
What is a histone
500
Discovered that the DNA molecule is a double helix
Who are Watson and Crick
500
cytosine and thymine are called ___ bases because they only have one ring
What is a pyrimidine base
500
What helps during the stages of replication to speed up the process
What is enzymes
500
The strand of the replicated DNA which must be synthesized in short segments, not one continuous manner
What is the lagging strand
500
The type of base that adenine and guanine are because they have two rings of atoms
What are Purine bases