A
A small rise in temperature may reduce the rate of photosynthesis in plants.
B
Farmers may try to grow different crops in the warmer areas.
C
It may allow some animals and plants to colonise new areas.
D
Some mutations may prove to be an advantage in warmer conditions.
40
The gene for insulin production can be transferred from human DNA into bacterial DNA. These
bacteria are cultured to produce human insulin.
What is an advantage to patients of using this type of human insulin instead of insulin from other
animals?
A
It will allow patients to pass the insulin gene to any offspring.
B
It will cause patients’ pancreas glands to start producing insulin again.
C
It will be more readily available as it can be produced on a commercial scale.
D
It will result in the transfer of the insulin gene to patients.
18
© UCLES 2022
5090/12/O/N/22
BLANK PAGE
19
© UCLES 2022
5090/12/O/N/22
BLANK PAGE
20
Permission to reproduce items where third-party owned material protected by copyright is included has been sought and cleared where possible. Every
reasonable effort has been made by the publisher (UCLES) to trace copyright holders, but if any items requiring clearance have unwittingly been included, the
publisher will be pleased to make amends at the earliest possible opportunity.
To avoid the issue of disclosure of answer-related information to candidates, all copyright acknowledgements are reproduced online in the Cambridge
Assessment International Education Copyright Acknowledgements Booklet. This is produced for each series of examinations and is freely available to download
at www.cambridgeinternational.org after the live examination series.
Cambridge Assessment International Education is part of Cambridge Assessment. Cambridge Assessment is the brand name of the University of Cambridge
Local Examinations Syndicate (UCLES), which is a department of the University of Cambridge.
© UCLES 2022
5090/12/O/N/22
BLANK PAGE
Dostları ilə paylaş: |