the process of removing a gene from one organism and inserting it into another species .
1 of 25
name an examples of genetic engineering
inserting insulin from the human gene to the bacteria gene to produce insulin
2 of 25
what are the four stages of genetic engineering ?
1) select the gene needed 2) remove/isolate the gene from the specialisted cell 3) insert the gene into the next cell of the other organism 4) replicate the new organism
3 of 25
name 3 advantages of genetic engineering in crops (antigens)
1)cheaper food 2)more crops mean more money/yield 3) diseases can be prevented
4 of 25
name 3 disadvantages of genetic engineering in crops (antigens)
1)seeds are expensive 2) crops could reduce biodiversity 3)they could produce new allergies
5 of 25
who discovered DNA ?
James Watson, Francis crick, Rosalind Franklin,maurice
6 of 25
what year did Watson and Crick discover the double helix in DNA>?
1953
7 of 25
what did Rosiland and Maurice do in the discovery of DNA?
they took the X-Rays of DNA before Watson and crick found the double helix
8 of 25
why didn't Rosiland get a nobal prize for finding DNA?
because she died and back then you couldn't get a nobal prize if you were dead.
9 of 25
what are stem cells?
steam cells are cells that become specialized into any type of cell.
10 of 25
what sis the process of when the steam cell becomes specialized called?
differentiation
11 of 25
can plant cells differentiate any time ?
yes
12 of 25
true or false - animal cells differentiate as soon as they are made?
true
13 of 25
can animal cells be made into almost anything?
yes they can but then they lose the ability to differentiate.
14 of 25
are steam cells unspecialised ?
yes they are as they can be Made into anything
15 of 25
true or False- steam cells can be made into tissue , which can help cure diseases ?
true
16 of 25
name 5 things steam cells can be made into but adding different chemicals ?
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