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welcometolifescience

pearson chp 1, ga, braswell, living

QuestionAnswer
organism any living thing
cell basic unit of life, smallest living part of anything
unicellular made of one cell
multicellular made of more than 1 cell
metabolism sum of all the chemical reactions for getting energy and removing waste in a living thing
stimulus the thing that changes in an environment
response what happens because of the stimulus
developoment to learn and be able to do new skills
asexual reproduction 1 parent needed. Makes a new living thing with no sex at all
sexual reproduction 2 parents needed.
autotroph makes it own food
heterotroph eats other things
homeostasis stable and happy internal conditions so an organism can function at its most efficient
living things are made of untics called cells
an organism builds up or breaks down energy through a process of chemical reactions called metabolism
All living things must mantain homeostasis, an example of that is when you step out in the cold your body shivers to try to maintan its normal temperature
you accidently touch a hot burner and move your hand away quickly, the hot burner is an example of stimulus
caveman hunt for their own food because they are hetrotroph
Living things need a way to get energy, space, homeostatis
Can living things spontanously generate from nothing? no, living things come from other living things