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WorksheetsDNA replication
Total questions: 10
Worksheet time: 5mins
Why does DNA need to be replicated?
To create a duplicate copy in case the original is damaged
To create a perfect copy for a new cell
To replace a piece of damaged DNA in the existing cell
To have double the amount of DNA in a cell
Enzyme that connects two Okazaki fragments together.
Primase
Polymerase
Helicase
Ligase
If the original cell is called a parent strand, what do you call the cell resulting from replication?
Daughter cell
Brother cell
Sister cell
Grandfather cell
Which model of DNA replication is accepted by the Biological community?
Conservative model
Semi-Conservative model
Dispersive model
Deterioration model
In which direction is DNA replicated?
North - South
5' - 3'
East - West
3' - 5'
Enzyme responsible for unwinding DNA.
Helicase
Polymerase
Gyrase
Primase
The bonds that hold nucleotides together are weak bonds, what are they called?
Oxygen bonds
Phosphate bonds
Covalent Phosphodiester bonds
Hydrogen bonds
The replicating strand that results in small unconnected fragments is known as what?
Leading strand
Lagging strand
Limping strand
Lending strand
How many base pairs code for an amino acid?
1
2
3
4
The bonds that hold sugars and phosphates together are strong bonds, what are they called?
Oxygen bonds
Phosphate bonds
Covalent Phosphodiester bonds
Hydrogen bonds
