final exam definition review

responding to touch

the turning of all or part of an organism in a particular direction in response to an external stimulus

an organism that makes its own food

basic unit of structure and function in living organisms

the first species to inhabit an area

fluid filled sacs that serve as storage for the cell. Are larger in plant cells than in animal cells.

organisms that occupy the same position in a food chain, as primary , secondary , and tertiary consumers

oval or round shaped structure that contains hereditary information (DNA) and controls cell activities.

an organism that eats only plants

green plants, which produce food through photosynthesis,

energy of electricity

a temporary change in the internal environment of an organism

temporary change in the environment outside of an organism that influences its behavior

organisms with more than one cell.

a tool that is used to identify unknown organisms and consists of answers to a series of questions

group of cells working together to create the next level in the levels of organization

the kingdom that contains multicellular organisms that are heterotrophs, contains humans, insects, fish, etc.

an area of land where all the water drains to a common area

an organism that must consume other organisms in order to obtain energy

passage of genetic instructions from one generation to the next generation (7.14A)

the living parts of an ecosystem

water held underground in the soil or in pores and crevices in rock.

is the genetic instructions/information

kingdom contains eukaryotic organisms that are unicellular and sometimes colonial or less often multicellular

provides structure, support and protection for the body

segments of DNA found in chromosomes that give instructions for producing a certain trait.

the leaning over of a plant that occurs becasue of a lack of turgor pressure

a triangular diagram that shows an ecosystem's loss of energy

exchanges oxygen and carbon dioxide between the body and the environment

result of asexual reproduction where the offspring look identical to the parent and each other

produces offspring

transports nutrients, oxygen and waste throughout the body

a series of changes that take place in an area after a natural disaster or catastrophic event changes the ecosystem

the purpose of a structure

a rigid layer that surrounds the cell membrane. Provides support and protection. Only in plant cells.

green structures that capture sunlight and make food for the Plant cell. Found only in plant cells.

stores and removes waste from the body

generates offspring that are genetically identical to a single parent

involuntary response to fear

an event that occurs and causes great harm or distruction in an ecosystem

the force that attracts a body toward the center of the earth, or toward any other physical body having mass

two parents contribute genetic information to produce unique offspring

regulates body conditions through chemical messengers called hormones

differences among organisms

an organims that must eat other organims for energy

a layer of rock that stores a significant amount of water and allows water to flow through it

the ability of an enviroment to meet the needs of the organisms that live there over a long period of time

study of heredity

DNA is located in the nucleus (Eukaryotes) or cytoplasm (Prokaryotes) of cells (7.14C)

a substance or thing that has been introduced to an environment and causes harm to the environment

kingdom: contains single & multicellular organisms that live by decomposing & absorbing organic material

the kingdom that contains unicellular organisms with no nucleus that live in standard areas a

controls and coordinates the body by sending electrical messages

an organism that gets energy by breaking down the remains of dead organisms

a basic group of natural objects that includes all living and extinct plants.

energy of heat

breaks down food to provide nutrients and energy while removing solid waste

change in which no new substances are formed (

a community of abiotic and biotic factors that are interacting

regulation and maintenance of the internal environment or cell

the water pressure inside the vacuole of the plant cell in response to the force of water within the cell

eukaryotic cell surrounded by a cell membrane, and a thick rigid cell wall

creates movement in the body by contracting and relaxing the muscles

an organism that feeds off the leftovers of other organisms

membrane- bound structure in a cell that performs a special function

changing of one substance into a new substance that has different properties

keeping conditions inside and outside an organsim the same, regardless of conditions (homeostasis)

the non-living parts of an ecosystem

diagram that shows the flow of energy from the sun to autotrophs to the herbivores to the omnivores and carnivores

an organims that eats animals

group of organs working together to create the next level in the levels of organization

process by which food is broken down and changed into energy that is used by your body

group of organ systems working together to create the next level in the levels of organization

the number and variety of organisms in a given area during a specific period of time

energy that is stored in chemical bonds and is ready to be used

bean shaped organelle that converts energy from food into energy a cell can use.

a flexible layer that controls what comes in and out of a cell.

process of changing one form of energy to another form of energy

process by which organisms that inherit helpful traits tend to reproduce more successfuly than other organisms

responding to light

result of sexual reproduction where the offspring differ from each parent and from each other

the way that things are organized and work together

cell that has a nucleus

a protective barrier against infection, injury, and UV radiation; regulate body temperature, and removes waste

turning or growth movement by a plant, fungi, or animal in response to the force of gravity

cell that has no nucleus

making deliberate breeding of plants or animals so the offspring will have a desired characteristic or trait.

energy that comes from the sun in the form of light

jelly like substance that holds organelles in place and transports materials within the cell

organisms that have only one cell.

a series of changes that take place in an area where no ecosystem previously existed

energy of motion

an organism that eats both plants and animals

group of tissue working together to create the next level in the levels of organization

converting light energy into chemical energy; produces sugar (glucose) and oxygen from carbon dioxide and water.

eukaryotic cell surrounded by a cell membrane

made up of tightly wound DNA that carries genetic information

scientific theory that describes the properties of cell

the division of organisms into groups based on specific characteristics

a diagram that consists of several overlapping food chains and demonstrates the flow of energy