Practice Question
1.Where, within a eukaryotic cell is the DNA found?
In the Nucleus
2.Define the term gene
A gene is a short length of DNA that codes for a protein.
3. How many pairs of chromosomes does a human cheek cell have?
23
4. Why are human chromosomes in pairs?
One of each pair comes from the mother, the other comes from the father.
Factors affecting the rate of photosynthesis
Measuring & calculating rates of photosynthesis
Inverse square law and photosynthesis
Economics of enhancing the conditions in greenhouses
Investigating the effect of light intensity on the rate of photosynthesis
Data analysis and nervous system
The effect of a factor on human reaction time
Controlling blood glucose concentration
Regulating water and nitrogen levels in the body.
Hormones and human reproduction
Using hormones to treat infertility
Control and coordination in plants using hormones
Investigating the effect of light or gravity on the growth of newly germinated seedlings