Form A DNA Quiz Review
Terms in this set (19)
Nucleotides are made up of what 3 things?
A sugar, a phosphate and a nitrogen base
In DNA, Adenine always pairs up with ....
In DNA, Cytosine always pairs up with ...
Name this process.
Bacteriophages are a type of what?
The name of the sugar associated with DNA is?
A common description of DNA is that it looks like...
a twisted ladder
The outside strands of the double helix are made up of what two compounds?
sugars and phosphates
DNA replication happens during what phase of the cell cycle?
Interphase - "S" phase
studied bacteria-2 different types (smooth and rough), smooth colony killed mouse, rough colony didn't, exposed smooth to heat and mouse lived, smooth and rough together made the mouse die. Named the process transformation.
Hershey and Chase
concluded that the genetic material of the bacteriophage was DNA, not protein.
Erwin Chargaff (1950)
Discovered that amounts of A=T and G=C
Watson and Crick
Developed the double helix model of DNA.
Serves as the genetic code for the synthesis of proteins
single-stranded nucleic acid that contains the sugar ribose
Adenine and Guanine
Cytosine and Thymine
An enzyme that unwinds the DNA double helix during DNA replication
Enzyme involved in DNA replication that joins individual nucleotides to produce a DNA molecule