microorganisms Flashcards
what kingdom do bacteria belong to
monera
how do bacteria become antibiotic resistant
they become resistant from mutations, misusing antibiotics encourage bacteria to become antibiotic resistant
descibe the three shapes of bacterial calls with examples
rod shaped - tentanus
round shaped - steptococus
spiral shaped - syphilis
draw a labeled bacterial cell
capsule, cell wall, cell membrane, flagella, plasmid
how do bacteria reproduces asexually
binary fission, DNA strand replicates, cell elongates,cell splits
posative impacts of viruses
can be used as biological control, control harmful bacterial infections
negative impacts of viruses
they can cause sickness and even death
decribe the structure of a virus
outer protein coat with eithre DNA or RNA inside but never both
discuss whether viruses are living or non-living
non living - non cellular contain DNA or RNA and connot reproduce
living - has a protein coat, contians DNA or RNA
define immunity
ability to defend against disease
distinguish between phagocytes and lymphocytes
phagocytes-white bloodcells that engulf and digest harmful bacteria
lymphocytes- white bloodcells that produce antibodies agaisnt specific pathogens
distinguish between active immunity and passive immunity
active immunity-long term immunity
passive immunity- short term defence
describe how a vaccine works
vaccine is a form of the pathogen that deos not cause disease casuing your body to create antibodies
describe some symptoms os small pox and covid 19
small pox- Fever, chills Discomfort Body aches Malaise Vomiting
covid 19- high fever chills dry cough fatigues
describe how vaccines were developed for small pox and covid 19
small pox- edward jenner injected a boy wiht cow pox and he never developed the disease
covid-
