Viruses, Bacteria, Protists, and Fungi Review. What is an antibiotic? Medicine used to treat...
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Transcript of Viruses, Bacteria, Protists, and Fungi Review. What is an antibiotic? Medicine used to treat...
Viruses, Bacteria, Protists, and Fungi Review
What is an antibiotic? Medicine used to treat bacterial diseases
What is asexual reproduction? 1 parent reproduces an offspring identical to itself
What is a pseudopod? False feet Used for movement
What is a bacteriophage? Virus that can infect a bacteria
What are 2 characteristics of green algae?
Unicellular or multicellular Closely related to plants on land
Give 3 ways infectious diseases can be prevented.
Wash hands Sneeze/cough into sleeve Vaccines Safe food preparation and storage
What is binary fission? Asexual reproduction Organism splits in half
What is a virus? Non-living particle Needs a host to reproduce
What are cilia? Hair-like projections used for movement
What is an endospore? Small rounded thick-walled resting cell that forms inside a bacterial cell
What is conjugation? Sexual reproduction 2 bacterial cells create a tube between them through which they transfer DNA
What is the difference between an active and a hidden virus?
Active: start producing new viruses immediately Hidden: becomes a part of the bacterial DNA for a period of time, then later becomes active and produces new viruses
What is sexual reproduction? 2 parents, producing offspring that are similar to the parents
What is the difference between an autotroph and a heterotroph?
Autotroph: produces its own food Heterotroph: cannot make its own food
What is necessary for a virus to reproduce?
Living host
How do euglena move? Flagella
What do viruses have in common with our cells?
DNA
What are the 4 parts of a bacteria?
Cell membrane DNA Ribosomes Cytoplasm
What are the 3 shapes of bacteria?
Rod-like Spherical Spiral
Name 3 examples of harmful bacteria.
Whooping cough/pertussis Spoils foods Lyme disease Botulism Strep throat Pneumonia
What are the 3 types of protists? Animal-like Plant-like Fungus-like
What is an autotroph? Organism that makes its own food
How do amoebas move? Pseudopodia
How do paramecium move? Cilia
Which type of protist is an autotroph?
Plant-like
Which types of protists are heterotrophs?
Fungus-like and animal-like
What structure do fungi use to get nutrients?
Hyphae
What are spores? Reproductive structure used by fungi and fungus-like protists
What is another name for a plant-like protist?
Algae
What is another name for an animal-like protist?
Protozoan
What fungi causes breads to rise?
Yeast
What are 2 characteristics of diatoms?
Glass-like cell walls Used to make polish and insecticides
What are 2 characteristics of dinoflagellates?
2 flagella Many glow in the dark
What is a flagella? Whip-like tail
What are 2 characteristics of euglenoids?
Green Found in fresh water Eyespot
What are 2 characteristics of red algae?
Multicellular Used in ice cream and hair conditioner
What are the 4 parts of a mushroom?
Cap Gills Stalk Hyphae
Name 3 examples of helpful bacteria.
Used to make foods—yogurt, cheese, pickles Digestive system Medicines Tanning leather Clean up oil spills Adhesives/glues Cleaners
Why is a virus non-living? Does not have all 6 characteristics or all 4 needs of living things. Missing:oCellular organizationoGrowth and developmentoHomeostasisoNeeds foodoNeeds water
Give 3 ways infectious diseases are spread.
Contact with infected personContact with contaminated objectContact with infected animalContact with an environmental source
What are 2 characteristics of brown algae?
Holdfasts Thickener Called kelp or seaweeds
How are bacterial diseases treated?
Antibiotics