| Term | Definition |
|
growth |
all living things grow an increase in cell size or number, babies grow into adults,seedlings, plants grow towands the sun |
|
respiration |
plants and animals use oxygento turn food into energy. break down nutrients into small units and release chemical energy in their bonds. |
|
regulation |
all living things are sensitive, respond to changes-notice them and react to them(outise environment) Help control internal stimuli.ex.people react to temperature and plantsgrow towards the sun. |
|
movement |
animals move from one place to another. plants grow towards the sun and roots grow down into the soil. |
|
reproduction |
All living things reproduce.Animals have babies. New plants grow from seeds. |
|
nutrition |
Food is used to provide energy. Green plants make own food using sunlight. Organisms must obtain nutrients from environment Animals eat plants or other animals |
|
excretion |
waste substances must be removed. Plants and animals nee to get rid of wastes, gas, and water. cells excrete. |
|
metabolism |
all the chemical reactions occurring within the cells of an organism. constant release of energy. break down and build up of all reactions. know metabolic process and activities |
|
homeostasis |
matinence of constant internal conditions in a caotic world. keeping internal conditions constant such as temperature. |
|
biosphere |
portion of earth where life exists |
|
biotic |
living things |
|
abiotic |
non-living things |
|
life processes |
there are 7 that are needed to be alive. |
|
cellulose |
makes the cell wall in plants. our body can't digest it. |
|
synthesis |
making something. maintains homeostasis things are needed to be built up and broken down |
|
viruses |
exception to 7 life processes reproduce only when in your body and takes of dna and reproduces can be dangerous. when on a table it is harmless. |
|
prokaryotic cells |
unicellular organisms lacking nucleus smaller than eukaryotic cells living |
|
eukaryotic cells |
organisms whose cell contains nucleus, bigger than prokaryotic cells and more complex. living and animals are eukaryotic. |
|
cell theory |
All living things are composed of cells, cells are the basic unit of function and structure in a living thing, new cells are only produced from existing cells. |