Biology Year 12 Random Retrieval

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Biology Year 12 Random Retrieval

This quiz contains all the questions in the year 12 biology section. The website will pick 20 questions at random.

1 / 20

Around 10,000 years ago, humans developed the ability to make lactase in adulthood, and so were able to digest diary products.

2 / 20

There are now two identical copies of each chromosome, held together by the centromere. Which term best describes these identical copies?

3 / 20

What word describes the fact there is more than one set of three bases for each amino acid?

4 / 20

What do H and h represent?

5 / 20

True or False : The sex chromosomes ( X and Y) are not an homologous pair?

6 / 20

What is a gene?

7 / 20

Name the structures labelled A

8 / 20

What is the primary function of a vaccination?

9 / 20

Which of the following is a similarity between diffusion an osmosis?

10 / 20

Which molecule makes up part D?

11 / 20

How long is one complete cell cycle on this graph?

12 / 20

Assume the scale bar in this image is 2cm long, what is the magnification of this image?

13 / 20

Name the method of division, that prokaryotes use for replication ( spell it correctly!)

14 / 20

Name this organelle.

15 / 20

What base does the 'C' stand for?

16 / 20

How many types of organic base are there in DNA and RNA?

17 / 20

On the above diagram, name the group labelled A

18 / 20

Why does the graph plateau?

19 / 20

Which monomer is starch made out of?

20 / 20

Are all monosaccharides reducing sugars?

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