Answer: I believe the correct answer for this would be mutation. It has a change on DNA, but can not have ANY effect upon the phenotype.
Two different cells good day
Lipid - <span>any of a class of organic compounds that are fatty acids or their derivatives and are insoluble in water but soluble in organic solvents. They include many natural oils, waxes, and steroids.
Its plays the role of storing energy or forming cell membranes alone.</span>
Answer: I believe the right answer is B) atmospheric nitrogen→bacteria→plants→animals. I'm pretty sure!
Sorry for answering a bit late, hope that helps! :-)
Most mountains and mountain ranges are parts of mountain belts that have
formed where two lithospheric plates have converged and where, in most
cases, they continue to converge.
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