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Body System/Genetics

TermDefinition
Gene A basic physical unit made up of DNA that is passed from parents to their children.
Nervous System Body system including brain and spinal cord; makes you who you are; send messages to brain, involuntary!
Respiratory System Body system providing oxygen; eliminating waste (carbon dioxide!) main organ - lung, diaphragm
Skeletal System Body system providing protection of organ; support of body, bones.
DNA Short for deoxyribonucleic acid, the name of the molecule that carries genetic instructions for all living things.
Inherited Trait Features that are passed down from parents to their children and determined by genetics. Examples are hair color, eye color, height.
Learned Behavior A behavior that is learned by the offspring and not a part of their genes. Examples are intelligence, sports ability, and favorite things.
Cell the basic structural and functional unit
Tissue a family of cells working together
Organs tissues working with other tissues
Muscular System The body system made of muscle tissue that allows the body to move.
organism an entire living thing that carries our all the basic life
Smooth Muscle Also called involuntary muscles, these muscles are usually in sheets, or layers, with one layer of muscle behind the other. You can't control this type of muscle.
Cardiac Muscle The thick muscles of the heart that contracts to pump blood out and then relaxes to let blood back in after it has circulated through the body
Brain The main part of the nervous system in all mammals.
Small Intestine A long tube that’s packed inside you beneath your stomach. This organ breaks down the food mixture even more so your body can absorb all the vitamins, minerals, proteins, carbohydrates, and fats.
Gastric Juices Acid that come out of the stomach wall to break down food and also help kill bacteria that might be in the food.
Esophagus A stretchy pipe that's about 10 inches long and moves food from the back of your throat to your stomach. But also at the back of your throat is your windpipe, which allows air to come in and out of your body.
Digestive System The body system that allows your body to get the nutrients and energy it needs from the food you eat.
Stomach This organ end of the esophagus, is a stretchy sack shaped like the letter J. It has three important jobs: to store the food you've eaten, to break down the food into a liquid mixture, and to slowly empty that mixture into the small intestine.
Unicellular Organism A single celled organism, or an organism made of only one cell that performs all the cell needs for life
bacteria single cell/unicellular! ABLE to do ALL things with one CELL
amoeba single cell/unicellular! ABLE to do all things with one cell
Multicellular Organism specialized! more than one cell! humans! plants! animals!
Unicellular and multicellular MUST BE ABLE TO ELIMINATE WASTE
Circulatory System The circulatory system is an organ system that passes nutrients, gases, hormones, blood cells, etc.TRANSPORT blood
Cardiovascular system transport blood/provide nutrients/transport oxygen
25. Lungs – The main organ in the respiratory system, this organ takes oxygen into the body and carbon dioxide is breathed out.
Created by: ndwilli6