DNA and productions of proteins Flashcards
1
Q
what is DNA described as
A
A double stranded helix
2
Q
what is DNA held together by
A
complementary base pairs
3
Q
what information does DNA carry
A
the information for making proteins
4
Q
what are the 4 bases of DNA
A
Guanine, Cytosine, Adenine and Thymine
5
Q
what are the base pairs
A
Guanine-Cytosine
Adenine-Thymine
6
Q
what do the base pairs determine
A
the sequence of amino acids
7
Q
what is a gene
A
a gene is a section of DNA that codes for a protein
8
Q
what is the sequence of bases on DNA known as
A
the Genetic Code
9
Q
what is mRNA
A
mRNA is a single stranded molecule which carries a complementary copy of the genetic code from the DNA, in the nucleus, to a ribosome.
10
Q
how are proteins assembled
A
they are assembled from chains of amino acids in the ribosomes
