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Sci7Mid2
Joe Sci 7 Life
Question | Answer |
---|---|
6 characteristics of LIFE | 1)Organisms are made up of one or more cells, 2) Organisms use energy 3) 4) 5) 6) |
arecheology | the study of life and culture from evidence |
asexual reproduction | reproduction needing only one parent |
biology | the science of life and life processes. |
botany | the study of plants and plant geneticist and horticulturalist |
characteristics | quality or property that defines or classifies something. |
composition of air | mostly nitrogen oxygen and argon, carbon dioxide, helium and neon. |
energy | the ability to do work or cause change |
hibernation | inactive state of some animals during winter months |
homeostasis | process of keeping conditions inside the body constant no matter the conditions outside the body. |
metabolism | the functioning of any living thing in a body. |
microbiology | the study of viruses and very small thinks like a cell biologist and an epidemiologist. |
migration | movement of animals from one place to another |
offspring | new organism produced by a living organism |
photosynthesis | food-maing process in plants that uses sunlight for energy. |
response | reaction to a change |
sexual reproduciton | reproduction needing two parents |
stimulus | change that causes a response |
traits | characteristics of an organism |
zoology | study of animals |
Anton Van Leeuwenhoek | first person to observe cells |
cell membrane | thin structure that surrounds a cell and supports living cells |
cell nucleus | control center of a cell |
cell theory | then theory that was developed by observations an data and data again |
cell wall | thick outer layer that surrounds the cell membrane of plants and some simple organisms |
cells | basic unit of structure and functions in living things. |
cellulose | carbohydrate made up of many sugar molecules that forms most of the cell wall of a plant cell |
centrioles | the tiny cylindrical organelles in living cells. |
chlorophyll | green material in a chloroplast that is needed by plants to make food. |
chloroplasts | organelle in a plant cell that contains chlorophyll |
cytoplasm | gel-like substance inside the cell where most of the cell's activities take place |
diffusion | movement of material from a area where molecules are crowded to an area where they are less crowede |
digestion | process of taking in food so that it can be used by living things. |
electron microscope | stronger than a compound microscope and you can see things better Up to 300000x. |
endoplasmic reticulum | small network of tubes inside a cell that substances move along (Highways) |
excretion | process of getting rid of wastes. |
Francesco Redi | Italian Doctor who disproved Spontaneous generation |
How to calculate power of microscope | Multiply number on EyePiece by Number on Objective Lens |
Inborn behavior | innate behavior an animal is born with |
laser | Light Amplification by Stimulated Emission of Radiation |
Learned Behavior | behavior that an animal practices and learns |
Louis Pasteur | French chemist who invented some immuninsts |
mitochondriat | structure that releases energy for a cell |
nuclear membrane | thin structure that surrounds and protects the nucleus. |
nutrition | the process where living organism used food for growth and tissue replacement. |
objective lens | par of microscope that has lens that magnifies about 10x to 40x |
osmosis | movement of water through a membrane |
parts of compound microscope | revolving nose piece, arm, base, stage, eye piece |
respiration | process of carrying oxygen to cells getting rid of carbon dioxide and releasing energy |
ribosomes | small, round structures that make proteins |
Rober Hooke | the first person to observe and describe cells |
spontaneous generation | an idea that living things come from non living things |
ultrasound | a technology used to measure with sound waves |
x-ray | a photo taken with x-rays |