TIME
What basic unit of heredity is found on segments of DNA and are passed on from parent to offspring?
O nucleotide
O gene
O phosphate molecule
O deoxyribose sugar

science-ocean floors and habitats study guide by volleyballqueen3817 a major advance in ocean-floor mapping. list four sections of the ocean floor. algae that use sunlight to produce their own food through photosynthesis. all of the feeding relationships that exist in a habitat. drying out, predators, find food.

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