B1

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the 2 types of protiens?
functional and structural
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what do genes do?
give instructions for development by a cell producing a specific protien
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what are alleles
different versions of a gene which are randomly inherited
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2 alleles which are the same and 2 which are different...
homozygous and heterozygous
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factors for variation...
genetic and enviromental
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what happens in asexual reprodustion?
single-celled organisms divide in 2, producing 2 clones of the origional
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natural clones...
identical clones and plant runners
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stem cells are...
un-specialized and can develop into any type of cell
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the 2 types of stem cell are...
adult and embryonic
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genetic testing in adults
allow them to decide whether to have children
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genetic testing on fetuses
fetus fluid tested and allows parents to decide whether to terminate the pregnancy
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arguments about genetic testing
reduces suffering but is playing god and could cause employment/insurance issues
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huntington's....
caused by one faulty allele, allele=dominate and effects nervous system
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symptoms of Huntington's...
involuntary movment, memory loss, mood changes
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Cystic fibrosis...
caused by recessive allele (get carriers) and effects cell membranes
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symptoms of CF...
weight loss, breathing issues and digestive system problems
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Other cards in this set

Card 2

Front

what do genes do?

Back

give instructions for development by a cell producing a specific protien

Card 3

Front

what are alleles

Back

Preview of the front of card 3

Card 4

Front

2 alleles which are the same and 2 which are different...

Back

Preview of the front of card 4

Card 5

Front

factors for variation...

Back

Preview of the front of card 5
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