6371372
Beschreibung
Mindmap von Sydney Fairchild, aktualisiert more than 1 year ago
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Erstellt von Sydney Fairchild
vor fast 8 Jahre
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Biology
- Properties that show life
- made up
of at
least one
cell
- must
reproduce
- Has to
have
order
- responds
to
evironment
- growth and
development
- made up
of at
least one
cell
- Levels of Organization-
organized by structure and
their function
- Biosphere-
atmosphere
of earth
- Ecosystem- all
organisms living
and non-living in
a particular area
- Community-
all living
things in an
area
- Population-
all
individuals
of one
species
- Organism-
one
individual
living
thing
- Organ
system(11) - all
organs in an
individual living
thing
- Organ- one
organ in the
system with
a specific
function
- Tissue-
collections
of
cells
with
specific
functions
- Cell-
fundamental
unit of all life
- Organelle-
structures
within
cells
with
specific
functions
- Molecule- two or
more atoms
(elements from
the periodic table)
- Atom- simpleist
unit of matter
that has certain
properties
- Biosphere-
atmosphere
of earth
- Viruses
- not
composed
of cells
- non-living
- causes
ilness
- has to infect a host cell inorder to
reproduce-- takes over the cell
which then in turn does the
infecting and reproducing
- not
composed
of cells
- Cells - fundamental
unit of life,
containing DNA
- Prokaryotic - before the nucleous
- lacks
membrane
bound
organelles
- always
unicellular
- no
nucleous
- example:
bacteria
- lacks
membrane
bound
organelles
- Eukaryotic - true nucleous
- contains
membrane
bound
organells
- unicellular
or
multicelluar
- examples:
plants,
animals,
fungi
- contains
membrane
bound
organells
- Prokaryotic - before the nucleous
- DNA
- contains
genes
(packets of
genetic
info)
- 23 pairs of
chromosomes
- double
helix
structure
- four chemical
building blocks
(1990- human
genenom
project)
- about 20,000
genes per
person
- contains
genes
(packets of
genetic
info)
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