what would happen to the biomass pyramid and pyramid of numbers if the bottom of the pyramids collapsed or died off?

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.

multiply it by 5 in order for you to understand i cant give an exact answer.

its probably to later but whats the question