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provide food and oxygen for aquatic life; however an overabundance of cyanobacteria produces a bloom, which can be harmful to aquatic life.
a way to classify eubacteria, they are consumers, have thick cell walls and turn purple when stained
a way to classify eubacteria, they are consumers, have thin cell walls and turn pink when stained
produce their own food and are commonly called blue-green bacteria; some, however, may be yellow, black, or red in color. divided into groups according to where they live and how they get energy.
-live in salty (Extreme Halophiles), acidic (thermoacidophiles), or very hot (thermoacidophiles) climates
use dead organisms as food and energy sources, thus recycling nutrients for use by other organisms.
-single and many celled (mostly single celled except for algae)
-both consumers and producers
-some move others don't
-commonly called algae
-one and many celled
ex: kelp, diatoms, euglena
-start food chains
-used in human products
-protozoa is there common name
Moves by use of:
ex: paramecium, amobea
-major part of food chain
-no common name
-mostly single celled
-live in moist conditions
-slime and water molds, downy mildew
-eat dead things
have tubelike structures that carry water, nutrients, and other substances throughout the plant
do not have tubelike structures that carry water, nutrients, and other substances throughout the plant
Structure: long tube-like cells
General Size: 1-2m (horse tails)
Human Usage: peat and house plants
Ex: horse tails
flowers: flower parts in multiples of three
leaves: narrow and long
vascular bundles: scattered
seeds: one cotyledon
ex: corn, rice, wheat, barely
flowers: parts in multiples of 4 or 5
leaves: network of veins in leaves
vascular bundles: bundles occur in rings
seeds: two cotyledons
ex: peanuts, oranges
threadlike roots of nonvascular plants that absorb and distribute water directly through their cells
tissues that are made up of hollow, tubular cells that are stacked one on top of the other to form a structure called a vessel
is a plant tissue also made up of tubular cells that are stacked to form structures called tubes
-1.45 million species fit into the invertebrates
-as simple as sponges as complex as insects
-only 50,000 species
-mammals (4,500 species)
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