definitions
definitions
definitions
definitions
definitions
100
basic unit of all living things
What is cell
100
ability to maintain a constant internal environment for example you swaeat to cool off
What is homeostasis
100
control center of the cell
What is nucleus
100
a collection of plant or animal cells that does a job
What is tissue
100
what the purpose of the excretory system
get rid of urine
200
structure around all cells that regulates the movemnt of molecules in and out of the cell
What is cell membrane
200
substance produced by an organism that stimulates a response within its cells
What is hormone
200
a group of tissues that work together to do a job in the body
What is organ
200
a cavity inside a cells cytoplasm that contains pigment and stores food and water
What is vacuole
200
describe one way in which the life cycle of a frog an ct or different
cats dont come out of eggs
300
outer structure around plant cells
What is cell wall
300
describes the change of forms that some animals must undergo to reach maturity
What is metamorphosis
300
group of organs that work together to perform a set of functions
What is organ system
300
why is it important for plants to have cell walls?
because plants dont have a skeleton
300
how are the circulatory, respiratory, and muscle system related?
the heart is involve in all
400
a body inside a plant cell which converts sunlight into food energy
What is chloroplast
400
organelle that releases energy to the rest o the cell
What is mitochondria
400
specialized structure within a cell
What is organelle
400
why dont animal cells have chloroplasts?
because they dont make their own food
400
where does you food go after you chew it with your saliva
esophagus
500
clear thick fluid that holds all the parts of a cell together
What is cytoplasm
500
cell structre that encloses and protects the nucleus
What is nuclear membreane
500
organelle that contains enzymes to produce protein
What is ribosome
500
what is the purpose of the endocrine system?
regulates hormones
500
where does your food go after your stomach
small intestine
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