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DNA review
Quick DNA review
Question | Answer |
---|---|
One “piece” of DNA = a nucleotide. A nucleotide consists of a phosphate, sugar and a ___. | nitrogen base |
The four bases are Adenine, Thymine, Cytosine and ____. | guanine |
In DNA, A always pairs with _____. | T |
In DNA, C always pairs with _____. | G |
DNA replication = DNA makes a _______. | copy |
At the end of replication, there are _______ identical strands of DNA. | two |
Adenine always pairs with | Thymine |
Guanine always pairs with | Cytosine |
The first step of DNA replication is DNA... | unzips |
DNA replication means that DNA makes a | copy |
DNA is found in the ___ of a cell. | nucleus |
One "puzzle piece" of DNA is called a | nucleic acid |