is a single-celled organism that lacks a nucleus.
bateria
Parasitism
benefits, harmed
characterized by large amounts of rain and little variation in temperature and contain the greatest known diversity of organisms on Earth.
Tropical Rainforrest
information gathered during an experiment
data
dominated by woody plants
swamps
is a many-celled organism that has cell walls and makes its own food.
plant
competition
both harmed
a treeless plain that is located in the Arctic or Antarctic and that is characterized by very low winter temperatures, short, cool summers, and vegetation that consists of grasses, lichens, and perennial herbs.
Tundra
testable explanation for an observation
hypothesis
contain nonwoody plants
marshes
are organisms whose cells have nuclei and cell walls, but no chlorophyll.
Fungi
mutualism
both benefit
located on the interiors of continents where too little rain falls for trees to grow and include the prairies of North America.
Temperate grasslands
a logical statement about what will happen in an experiment
prediction
rootlike structures
rhizoids
is a single-celled and many-celled organism that may be plant-like, animal-like, or fungus-like
protist
Predation
benefits, harmed
plains full of grasses and scattered trees and shrubs that are found in tropical and subtropical habitats.
savannah
procedure designed to test a hypothesis
experiment
an area where fresh water from rivers mixes with salt water from the ocean
esturary
are many-celled organisms that must ingest food and whose cells have no cell walls.
animal
commensalism
benefits, unaffected
type of temperate woodland biome with vegetation that includes broad leaved evergreen shrubs and is located in areas with hot, dry summers and mild, wet winters.
Chapparal
information gathered by using the senses
observation
limestone ridges found in tropical climates and composed of coral fragments that are deposited around organic remains
coral reefs