variety of living organisms- topic 6

• mrs grenc stands for movement, respiration, sensitivity, growth, reproduction, excretion, nutrition, control
• not all living organisms show every characteristic all the time
• plants are multicellular organisms, cell contain chloroplasts able to carry out photosynthesis e.g peas, beans
• bacteria are microscopic single celled, flagellum, no nucleus, contain plasmids e.g salmonella, e coil
• protoctists are microscopic single celled, have some animal cell features however some also have chloroplasts, does not fit into any other groups e.g plasmodium
• fungi are organised into a mycelium made from thread like structures called hyphae, single celled made from chitin, saprotrophic nutrition e.g mucor and yeast
• animals are multicellular organisms no cell wall, nervous coordination store carbohydrates as glycogen e.g humans and housefly
• pathogen is a microorganism which can cause disease to its host, fungi, bacteria, protoctist, virus