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WorksheetsExtracting DNA Biology (Triple+Combined) TIN
Total questions: 10
Worksheet time: 30mins
When extracting DNA we crush the fruit to...
break down the DNA
make it easier to handle
break down the cell wall
allow the DNA to be released
The buffer solution contains...
salt and pepper
sugar
washing detergent and salt
ethanol
Adding the buffer solution breaks down the cell membrane and...
allows the DNA to leave the nucleus
allows the DNA to stick together
allows the DNA to break down
allows the DNA to precipitate out of the mixture
Filtering the mixture of buffer solution and fruit removes any (a) fruit/product.
Ice cold ethanol is added to (a) the DNA from the mixture.
Which of the following are variations due to genetics
Eye colour
Scar
Blood group
Religion
Gender
Which of the following are variations due to the environment
Scar
Accent
Ability to tongue roll
Religion
Blood Group
Which of the following are variations due to genetics AND the environment
Height
Natural skin colour
Weight
Colour-blind
An allele is a different version of a (a)
Most mutations have no effect on a phenotype. But if a mutation does have an effect, it can be either ___________ or _________.
Positive
Large
Small
Negative
