Answer:
An index fossil is a fossil used to determine the age of the sediments in which it is found. When quickly approximating the age of new finds, an archaeologist looks at the rocks in which it is buried, as those sediments would have been on the surface at the time of the death of the pre-historic creature.
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There was no sunlight, in one way or another sunlight is the source of almost all life on the surface of the earth
Answer:
Used cross breeding to purposely breed plants. Studied a variety of pea plant traits. studied several generations of pea plants.
Explanation:
Answer:
g
Explanation:
its g because thats right may i have brainlyist i need it to upgrade
Organs combine to form C. an organ system
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