1
Q
How characteristics are developed?
A
Chromosomes - found in nucleus - contain many genes
Gene - section of DNA, which carries coding for a particular protein.
Genes control the development of an organism
2
Q
Why there are differences in individuals?
A
inherited different genes - children receive half their inherited features from each parent:
- eye color
- hair color
- skin color
conditions in which they have developed:
- climate
- diet
- accidents
