Why must the number and type of atoms in the reactants equal the number and type atoms in the products formed? O A) Atoms are converted to other elements by chemical reactions.
O B) The law of conservation of mass says matter cannot be created or destroyed.
O C) Chemical processes convert between matter and energy.
OD) Energy released by an exothermic reaction must balance energy absorbed by an endothermic one.
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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.

during the process of dna replication, brdu can replace thymidine and incorporate into the newly synthesized dna, cell proliferation thus can be reflected in the extent of brdu incorporation.

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answeramino acids;