dna Flashcards
1
Q
what are chromosones
A
long molecules of dna
2
Q
function of dna
A
contains all the instructions to put an organism together and make it work
3
Q
where is dna found
A
nucleus of animal and plant cells in large molecules called chromosones
4
Q
what shape is dna
A
double helix structure
5
Q
what is a gene
A
section of dna
6
Q
function of a gene
A
contains instruction to make a specific protein
7
Q
how do cells make proteins
A
stringing amino acids together in a particular order
8
Q
how many amino acids are used to make proteins
A
20
9
Q
what does dna determine(2)
A
what proteins the cell prduces and what type of cell it is
10
Q
method of studying dna
A
dna fingerprinting:cutting dna into small sections and then separating
11
Q
where is dna fingerprinting used?(2)
A
forensic science and paternity testing
