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100
studying the protein similariety between organisms
What is biochemical likeness
100
because of nautural selection and when animals dont evolve enough
What is some species become extict
100
The branch of biology and medicine concerned with the study of embryos and their development
What is embryology
100
before the period of writing
What is something that is prehistoric
200
occurs in a population when an individual posseses a characteristic that increases its chance for survival
What is selection
200
little micro organisms in the ocean at the begining of time
What is earths first organisms
200
Each of two or more forms of the same element that contain equal numbers of proteins but different number of neutrons in there nucleolus
What is isotope
200
What animals will survive and what will die
What is selection according to Darwin
300
The sequence of primary structure of a nucleic acid is the exact specification of its atomic composition and the chemical bonds connecting
What is genetic sequence
300
Differences in traits found among organisms
What is diversity?
300
when a single animal slowly evolves (doesnt happen)
What is do individuals evolve