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Integrated Science I
Test about plant and animal cells
38
Science
Undergraduate 1
06/03/2010

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Term
plasma membrane
Definition
controls movement of materials in and out of the cell
Term
nucleus
Definition
cell division
Term
nuclear membrane
Definition
controls movement of materials in and out of the nucleus
Term
nucleolus
Definition
protein synthesis
Term
chromosomes
Definition
carry genes or DNA
Term
golgi bodies
Definition
plant cell: formation of cell wall

animal cell: excretion
Term
microchondria
Definition
production of energy (power house)
Term
cytoplasm
Definition
contains nutrients, water, gases and waste
Term
cell wall
Definition
protects cell
Term
chloroplast
Definition
produces chlorophyl
Term
vacuole
Definition
water storage
Term
diffusion
Definition
movement of materials from an area of high concentration to an area of low concentration.
Term
osmosis
Definition
the movement of water from an area of high concentration to an area of lower concentration; the diffusion of water through a differentially permeable membrane.
Term
active diffusion
Definition
the movement of materials from an area of low concentration to an area of higher concentration. energy is expended
Term
autotrophs
Definition
organisms that product their own food (green plants)
Term
heterotrophs
Definition
organisms that depend on others for food
Term
saprophytes
Definition
organisms that feed off decayed matter in the soil (mushrooms)
Term
carrion eaters
Definition
organisms that feed off decayed animals (vultures)
Term
parasites
Definition
organisms that live in or on other animals (hookworm)
Term
carnivores
Definition
meat eaters (dog)
Term
omnivore
Definition
meat and plant eaters (humans)
Term
herbivores
Definition
plant eaters (cows)
Term
stomata
Definition
openings on the surface of the leaf with the function of transpiration (evaporation of water from the leaf) and gas exchange
Term
guard cells
Definition
control the opening and closing of the stomata
Term
dicot
Definition
a plant that has seeds with 2 cotyledons
Term
moncot
Definition
a plant that has seeds with 1 cotyledon
Term
photosynthesis
Definition
the process by which green plants produce their own food
Term
chlorophyll
Definition
captures or traps light
Term
respiration
Definition
the process by which living organisms use food to produce energy
Term
living things
Definition
metabolism, grow, reproduction, response to stimulus
Term
cell
Definition
simplest unit of life
Term
tissue
Definition
group of cells that have a specific function (muscle tissue)
Term
organ
Definition
group of tissue that have a specific function (stomach)
Term
system
Definition
group of organs that have a specific function (digestive system)
Term
species
Definition
a member that can interbreed and product fertile offspring
Term
population
Definition
a group of the same species living in a given area
Term
community
Definition
a group of different species living in a given area
Term
ecosystem
Definition
interaction of living and nonliving in the environment
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