Enzymes catalyse specific reactions by having an active site where the substrate fits.This theory
is called:
2. Question | Social Studies
THE ITEM refer to the following family functions.
The family provides food, clothing and shelter for the children.
3. Question | Biology
Active transport:
4. Question | Chemistry
Alcohol can be made by fermentation of all these EXCEPT for:
5. Question | Physics
Which one of these statements is true for ALL electromagnetic waves?
6. Question | Information Technology
Which device has internal storage in the form of a buffer?
7. Question | Social Studies
Healthy individuals are beneficial to a country′s development because such individuals are likely to be
8. Question | Information Technology
The system used by mission control in Houston, Texas to monitor the operation of space exploration vehicles is an example of the __________ processing mode.
9. Question | Social Studies
THE ITEM is based on the following extract.
Unemployment and hard economic conditions have forced both parents in some Caribbean families to migrate, leaving an elder son or daughter to care for the younger brothers and sisters.
Which of the following problem is LEAST likely to affect the younger brothers and sisters?
10. Question | Social Studies
THE ITEM refer to the following family functions.
The family produces children and maintains the population.
11. Question | Integrated Science
All gas exchange surfaces in vertebrate animals have:
12. Question | Integrated Science
The particles in a liquid:
13. Question | Chemistry
In the modern Periodic Table the elements are arranged:
14. Question | Chemistry
Alcohol can be separated from beer using:
15. Question | Chemistry
When an element combines with oxygen we get an:
16. Question | Chemistry
In terms of mass, compared to a proton, an electron:
17. Question | Integrated Science
Compared to industrialised countries, developing countries:
18. Question | Mathematics
If US$1.00 is equivalent to EC$2.68, how
much in US$ would one get for EC$100?