DNA Structure
This is what results from DNA replication.
What are two identical molecules of DNA?
A gene is
What is a section of DNA that codes for a protein?
Adenine can only bond with
What is thymine?
If a sample of DNA has 15% thymine, what percentage of the sample is guanine?
What is 35%?
The DNA backbone?
What are sugars (deoxyribose) and phosphate groups
This is the first step in the replication of one DNA molecule.
What is the unwinding of DNA?
Genes are located on chromosome. True or False?
What is true.
Guanine can only bond with.
What is cytosine?
If a sample of DNA has 18% cytosine, what percentage of the sample is adenine?
What is 32%?
DNA is _______ polynucleotide strands? (give a number)
What is two?
The two bases that are composed of double rings are
What are adenine and guanine?
With RNA, U (uracil) takes the place of this other base.
What is T (thymine)?
Why do we need to replicate our DNA
What is to make new cells?
Deoxyribose is a ______ carbon sugar. Give a number.
What is 5?
The two bases that are composed of only one ring are
What are thymine and cytosine?
Give a function of DNA.
What is the genetic material OR hereditary material OR instructions on how to build proteins?
DNA stands for
What is deoxyribonucleic acid?
The base that is only found in RNA.
What is uracil?
The name of the double ringed bases.
What is purines?
The sequence of bases in the DNA molecule codes for the sequence of ____________ in _______________
What is amino acids in proteins?