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Answer Key
Grade 8 Science: Evidence for Evolution & Natural Selection Deep Dive
1.
Evolution
2.
Natural selection
3.
Fossils
4.
homologous
5.
Analogous
6.
ancestry
7.
Genetic/Individual
8.
survival and reproduction
9.
process where traits that improve survival/reproduction become more common in a population over generations
10.
fossils, homologous structures, DNA similarities, embryology, biogeography (any three)
11.
different species share similar underlying bone structure from inherited development
12.
without variation, natural selection has nothing to act upon
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