Chromosomes and proteins.
What are chromosomes?
Chromosomes are long strands of DNA.
What are proteins?
Proteins are important chemicals for the cell.
What are structural proteins?
Structural proteins give an organism rigidly and strength.
What are functional proteins?
Functional proteins enable or speed up chemical reactions of the organism. E.g of a functional protein is enzymes.
Characteristics and genes.
What are our characteristics determained by?
Our characteristics are determained by DNA, the substance that make up genes.
Where are genes found?
Genes are found in the nucleus of a cell.