Unit 5 - Evolution
A change over time.
E _ _ L _ _ _ _ N
EVOLUTION
a physical characteristic that an organism possesses (eye color, freckles, curly hair)
T_ _ _ T
TRAIT
the information center of a cell; stores DNA
N_ CL_ _ _
NUCLEUS
a living thing that goes through all the processes of life
ORG_ _ _ _ _
ORGANISM
an organism's home
ENV_ _ _ _ MENT
ENVIRONMENT
When all of the organisms of a species die
EX _ _ _ _ _
EXTINCT
a trait that is most likely to appear in offspring (ex. brown eyes)
D_ M_ _ _ _ T TRAIT
DOMINANT TRAIT
organelles that convert food into energy for the cell to use
MITO_ _ _ _ _ RIA
MITOCHONDRIA
a tiny unit that has all the materials needed for life
C_ _ _
CELL
a consumer that gets its energy by breaking down other organisms
DE_ _ _ POSER
DECOMPOSER
The physical remains of a plant or animal, preserved in rock or in the earth’s crust.
F _ _ _ _ _ S
FOSSILS
a trait that is least likely to appear in offspring (ex: blue eyes)
REC _ SS_ _ _ TRAIT
RECESSIVE TRAIT
an extra barrier that is solid and surrounds a plant cell; protects the inside of the cell from damage
CELL _ _ _ _
CELL WALL
a molecule found in cells that contains genetic information
_ N _
DNA
to change over time
DEV_ L _ _
DEVELOP
Charles Darwin's explanation of how evolution happens
NATURAL
S_ _ _ _ _ _ _ _
NATURAL SELECTION
The part of DNA that gives instructions for the traits offspring will have
G_ _ _
GENE
a group of similar cells that work together
T_ SS_ _
ex: muscle
TISSUE
an organism that makes its own food
PROD_ _ _ _
PRODUCER
when an organism changes to increase its chance of survival in its habitat
ADA_ _ AT_ _ N
ADAPTATION
adjusting to a changing environment
AD_ _ _
ADAPT
the combination of genes passed on to offspring
ex: BB (brown eyes); Bb (brown eyes); bb (blue eyes)
GENO_ _ _ _
GENOTYPE
a group of tissues that work together (ex: heart, lungs)
OR_ _ _
ORGAN
an organism that eats other organisms
CON_ _ _ _ _
CONSUMER
something that makes an organism change its activity
STIM_ _ _ _
ex: heat makes humans sweat
STIMULUS