After our solar system began to form, dust and gas combined into small bodies that formed the planets. what are these small bodies called?

dwarf planets
gas giant planets
planetesimals
terrestrial planets

because they are eaten by the frog and the frog getseaten by the snake and the snake by the eagle

genetic variation can be caused by mutation (which can create entirely new alleles in a population), random mating, random fertilization, and recombination between homologous chromosomes during meiosis (which reshuffles alleles within an organism's offspring).

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igneous rocks which formed by the crystallization of magma at the surface of the earth called extrusive rocks. they are characterized by fine-grained textures because the rapid cooling at or near the surface did not provide enough time for large crystals to grow.