Practice Questions
1.What structure is DNA organised into?
Chromosomes
2.Define the term genome.
The genome is the entire genetic material of an organism
3. Explain how a gene leads to a characteristic.
A gene is a section of DNA that codes for a specific protein.
The protein is made from amino acids.
The protein then determines a characteristic.
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