Explanations to some questions in Biology November 2011 Paper 11 required

[Amy Bloom]

Hello there.
Can anyone explain me the answers here i really don't get it.
The answers from marking scheme has been circled in red.
I would be grateful if i get replies soon.
Thank you.

 

[Serah]

For Q21- It is ''C'' becuz de Dna is split into two strands these two strand are de two chromatids......and den each chromatid replicates individually . It does not remain intact at all.
For Q13- its clear dat X indicates de initial point which is always high at an enzyme catalysed reaction n keeps on reducing acoording to de graph curve .
ForQ38-Honey number of individuals is highest on P and Q ,R and S .

I hope i helped , i maself didnt understand de rest of de questions actually i didnt study these topics yet !!

 

[Amy Bloom]

For Q21- It is ''C'' becuz de Dna is split into two strands these two strand are de two chromatids......and den each chromatid replicates individually . It does not remain intact at all.
For Q13- its clear dat X indicates de initial point which is always high at an enzyme catalysed reaction n keeps on reducing acoording to de graph curve .
ForQ38-Honey number of individuals is highest on P and Q ,R and S .

I hope i helped , i maself didnt understand de rest of de questions actually i didnt study these topics yet !!

Hey thanks loads dear.

 

[Serah]

Anytym