It’s will be B hope it’s help
<span>the oldest form of biotechnology is : selective breeding
biotechnology included all kind of efforts that we use to obtain a desired genetic result from the reproduction of a certain organism.
In the early years of biotechnology, we still hasn't developed a way to do genetic manipulation, so we do selective breeding to obtain our desired result</span>
The law of conservation of mass<span> states that in a chemical reaction, </span>mass<span> is neither created nor destroyed. That means, the total </span>mass for<span> the reactants needs to equal the total </span>mass<span> of the products. The reactants </span>for<span> photosynthesis are 6 carbon dioxide, 6 water and sunlight.</span>