Is it ALIVE??
the smallest unit of life
cells
the ability of an organism to regulate it's internal environment
homeostasis
broadest level of classification
domain (bacteria, archaea, eukarya)
unicellular vs multicellular
unicellular - made of one cell
multicellular - made of more than one cell
the study of life
biology
pick a characteristic of life that best fits:
trees produce seeds that grow into new trees
reproduction
the "father of taxonomy"
Carolus Linnaeus
prokaryote vs eukaryote
prokaryote - cell with no nucleus
eukaryote - cells have a nucleus
any living thing
organism
pick a characteristic of life that best fits:
a cow grazes on grass in a pasture
energy
the purpose of taxonomy
asexual vs sexual reproduction
asexual - involves 1 parent, binary fission
sexual - involves 2 parents
growth vs development
growth - organism is getting larger in size
development - process of transitioning to a new stage
pick a characteristic of life that best fits:
polar bears have specialized fur that maintains body temperature in cold temperatures
regulation
process scientists use to properly identify an organism
using a dichotomous key
autotroph vs heterotroph
autotroph - makes it's own food for energy
hetertroph - consumes other things for energy
list the 8 characteristics of life
organization, dna, reproduction, growth, energy, response, regulation, adaptation
pick a characteristic of life that best fits:
the human body consists of around 30 trillion cells, which form tissues and organs
organization
list the 8 taxonomy classifications from broadest to most specific
domain, kingdom, phylum, order, class, family, genus, species
type of bacteria that can live in extreme environments
archaea