1.3.1 Diffusion Spreading out of particles of any substance in solution, or particles of a gas, causing a net movement from an area of higher concentration to an area of lower concentration What substances in animals & plants are transported in & out of cells...
Chromosomes What does the nucleus contain? Chromosomes made of DNA molecules Each chromosome carries a large no of genes Why do most organisms have an even number of chromosomes in body cells? In body cells, chromosomes are normally found in pairs 1.2.2 Mitosis and...
1.1.1 Eukaryotes and prokaryotes Eukaryotic cell Animal, plant, fungi Has a cell membrane, cytoplasm & genetic material enclosed in a nucleus More complex 1.1.2 Animal and plant cells Animal cell Nucleus Contains genetic material (DNA) Control cell's activities...