Viruses
How do viruses attack the host?
multiplies inside the cells it attaches to
What determines the bacterial cell’s shape?
the cell wall’s chemical makeup
plant-like protists use the ____ energy to _____ their food.
sun's ; make
Fungi absorb food through
hyphae
Fungi need _____, ____ ______ to grow.
moist, warm places
Though viruses can cause disease, they can also be used to
treat and prevent illnesses
Most bacterial cells are shaped...
spherical, rod-like, or spiral.
Amoebas have a
contractile vacuole
Fungi range in size from ____ __________ _______ to _______ _____________ _______
tiny unicellular yeasts; large multicellular fungi.
Why are viruses considered non-living? (4 reasons)
they are not cells
do not use their own energy to grow or to respond to their surroundings
cannot make or take in food
cannot produce wastes
Vaccines are made from
dead or weakened viruses
Bacteria get energy by
making food, eating other organisms
The four groups of protozoans are
sarcodines
flagellates
ciliates
parasites
decomposers and recyclers, or food providers
What does "good bacteria" do for your body?
helps with digestion and makes vitamins.
Although viruses have many shapes and sizes, all have a structure featuring two basic parts:
an inner core containing genetic material and a protective protein coat.
Sometimes bacteria reproduce asexually through
binary fission
Like animals, animal-like protists are ________, and most can
heterotrophs; move to get food
branching, threadlike tubes that make up the bodies of multicellular fungi are called
hyphae
what is a flagellum?
found in bacteria cells - a long, whip-like structure, that helps it move.
each virus contains unique surface proteins (unique shape) ?
it allows the virus to attach to and attack certain cells in the host
Some bacteria can survive harsh conditions by forming
endospores
Slime molds are _____-____ protist and live in ______, _______ ______
fungi-like; moist, shady places
many other fungi are parasites that cause disease in plants and crops such as... (3)
rice, soybeans, and cotton
Dinoflagellates are unicellular algae surrounded by
stiff plates that look like a suit of armor.