nature and variety of living organisms Flashcards
which organisms are multicellular
plants
animals
which organisms are single cellular
protoctists
bacteria
fungi (sometimes)
plant cell walls material
cellulose
how do plants store carbohydrates
starch or sucrose
how to animals story carbohydrates
glycogen
how are fungi organised
into a mycelium of thread like structures called hyphae
fungi cell walls material
chitin
how do fungi feed
extracellular secretion of digestive enzymes onto food material and absorption of organic products
(saprotrophic nutrition)
how to fungi store carbohydrates
glycogen
pathogenic example of protoctist and what it causes
plasmodium - causes malaria
adaptations of bacteria 3
-no nucleus
-has plasmids
-contains circular loop of dna
pathogens
fungi
bacteria
protoctists
viruses
bacteria non pathogenic
lactobacillus
pathogenic example of virus 3
-tobacco mosaic virus=tobacco leaves discolouring (chloroplast prdctn stop)
-hiv=aids
-influenza=flu
characteristics of virus cell 2
protein coat
nuclei acid= dna/rna