exam 1 Flashcards
(33 cards)
define biology
the study of life
5 characteristics that define life
1- cellular organizations
2- reproduction
3- growth and development
4- stimulus response
5- homeostasis
know order of organisms from atom to biosphere
- atom
- molecule
3.organelle
4.cell - tissues
6.organ
7.organ system
8.organism
9.population - community
11.ecosystem - biome
- biosphere
scientific method
a systematic approach used to investigate questions in science
sound scientific method
1- observation
2-hypothesis development
3- expieremnt
4- data analysis
5- conclusion
prokaryotic cell
- no nucleus
- single celled organsim
prokaryotic example
bacteria and archaea
eukaryotic cells
membrane bound organelles have a nucleus
3 domains
1- bacteria
2- archaea
3-eukarya
6 kingdoms
1) plante
2- ANIMILIA
3-fungi
4-protista
5- eubacteria
6- archaebacteria
taxonomy hierarchy
- domain
- kingdom
- phylum
- class
- order
- family
7.genus - species
dear king Phillip cam ever for good soup
dear king Phillip cam over for good soup
Carlos linneaus
binomia nomenclature
genus
always capitalized italicized
species
lower case italicized
6 main elements found in the human body
oxygen
carbon
hydrogen
nitrogen
calcium
phosphate
how to remember 6 main elements
cats have nice old paws sometimes or CHNOPS
subatomic particles
proton+
neutron (neutral + or -)
electron -
valence electron shell
the outermost electron shell
determine atoms chemical behavior
who created the periodic table
Dmitri mend levee
how is periodic table arranged
by atomic #
groups vertical columns
periods horizontal rows
ionic bonds
bond that forms between atoms ex: NaCl sodium chloride
covalent bond
atom shares bonds ex:H2O
hydrogen bonds
hydrogen atom bonded with a negative electron
ex: H2O
