2. which of the following statements is true about what happens quing a cucus
bonds of the reactants are broken and bonds of the products are formed
bonds of the reactants are formed and bonds of the products are broken
the bonds of both the reactants and the products are broken
the bonds of both the reactants and the products are formed

primary succession begins with a bare rock and ends with a forest secondary succession begins after a natural disaster where there is a temporary setback after a forest fire or local destruction, but the surrounding area can fill in

what have scientists found to be the most efficient and effective way to insert new sequences into an individual? a-scientists have created genetically altered foods that release dna during digestion. b-scientists use viruses to insert specific gene sequences. c-scientists irradiate genes so that they can be absorbed through the skin.

blue stars have the highest surface temp

stellar distances are usually expressed in light-years

the measure of a star's brightness is called magnitude

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