Explain the use of lactase to produce lactosefree milk
Explain the use of lactase to produce lactosefree milk
1 Answer
Questions and Answers For
IGCSE Biology
322 Questions
1 Answer Investigate and describe the use of biological washing powders that contain enzymes
Investigate and describe the use of biological washing powders that contain enzymes
1 Answer Describe the use of pectinase in fruit juice production
Describe the use of pectinase in fruit juice production
1 Answer Describe the role of anaerobic respiration in yeast during bread-making
Describe the role of anaerobic respiration in yeast during bread-making
1 Answer Describe the role of anaerobic respiration in yeast during the production of ethanol for biofuels
Describe the role of anaerobic respiration in yeast during the production of ethanol for biofuels
1 Answer Discuss why bacteria are useful in biotechnology and genetic modification, limited to: (a) few ethical concerns over their manipulation and growth (b) the presence of plasmids
Discuss why bacteria are useful in biotechnology and genetic modification, limited to: (a) few ethical concerns over their manipulation and growth (b) the presence of plasmids
1 Answer State that bacteria are useful in biotechnology and genetic modification due to their rapid reproduction rate and their ability to make complex molecules
State that bacteria are useful in biotechnology and genetic modification due to their rapid reproduction rate and their ability to make complex molecules
1 Answer Explain the risks to a species if its population size decreases, reducing genetic variation (knowledge of genetic drift is not required)
Explain the risks to a species if its population size decreases, reducing genetic variation (knowledge of genetic drift is not required)
1 Answer Describe the use of artificial insemination (AI) and in vitro fertilisation (IVF) in captive breeding programmes
Describe the use of artificial insemination (AI) and in vitro fertilisation (IVF) in captive breeding programmes
1 Answer Describe the reasons for conservation programmes, limited to: (a) maintaining or increasing biodiversity (b) reducing extinction (c) protecting vulnerable ecosystems (d) maintaining ecosystem functions, limited to nutrient cycling and resource provision, including food, drugs, fuel and genes
Describe the reasons for conservation programmes, limited to: (a) maintaining or increasing biodiversity (b) reducing extinction (c) protecting vulnerable ecosystems (d) maintaining ecosystem functions, limited to nutrient cycling and resource provision, including food, drugs, fuel and genes
1 Answer
Welcome to our Q&A page! Here, you can find answers to frequently asked questions about our courses, features, and other topics related to our content. If you have a question that's not covered, feel free to ask, and we'll be happy to help!
Quiz Leaderboard
1st
Meenakshi
Score: 100%
Questions: 20
2nd
Debabrata
Score: 100%
Questions: 20
3rd
Meenakshi
Score: 95%
Questions: 20
4th
Meenakshi
Score: 95%
Questions: 20
5th
Meenakshi
Score: 95%
Questions: 20
6th
Sourav
Score: 90%
Questions: 20
7th
Nischal
Score: 90%
Questions: 10
8th
Priyanka
Score: 90%
Questions: 10
9th
Meenakshi
Score: 85%
Questions: 20
10th
Meenakshi
Score: 85%
Questions: 20
Top Questions
-
how to prepare polyacrylamide gel electrophoresis
Preparing a PAGE gel involves mixing acrylamide, bis-acrylamide, buffer solution,
Sourav Pan
-
how to interpret polyacrylamide gel electrophoresis results
Interpretation of PAGE results involves comparing sample bands to a
Sourav Pan
-
how does polyacrylamide gel electrophoresis differ from agarose gel
The primary difference between polyacrylamide and agarose gel electrophoresis lies
Sourav Pan
-
what is polyacrylamide gel electrophoresis used for
PAGE is used in molecular biology, biochemistry, and proteomics to
Sourav Pan
-
can you run polyacrylamide gel electrophoresis on ice
Yes, PAGE can be run on ice, and in some
Sourav Pan
-
how to read polyacrylamide gel electrophoresis results
To interpret PAGE results, researchers stain the gel with dyes
Sourav Pan
-
can two dimensional polyacrylamide gel electrophoresis determine 3d
Two-dimensional polyacrylamide gel electrophoresis (2D-PAGE) is used to separate proteins
Sourav Pan
- All Questions
MN Editors