How DNA Works Flashcards
1
Q
DNA packaged in _ pairs of chromosomes
A
23
2
Q
One set of 23 chromosomes inherited from
A
Each parent
3
Q
_ cells contain no chromosomes
A
Red blood
4
Q
Around _ genes in human body
A
100k
5
Q
Each gene provides recipe that tells cell how to produce specific
A
Protein
6
Q
What differentiates cells from heart or liver for example is that different genes that code for different proteins are _ depending on the cell
A
Switched in or off
(All cells contain same DNA but some can’t code for some genes that others can)
7
Q
Each type of cell in the body _
A
Produces its own set of proteins
(Some genes switched in, some switched off)
