Which book asserted that due to the expanding human population, the ecosystem will collapse by the middle of the twenty-first century?

In my own word cell technology can  lead to advances in the understanding of diseases mechanism and transmission because diseases is very bad

1. true.2. true.3. true.4. false.5. true.the concept of darwin's theory of evolution involves the idea that there are limited resources in a given living environment and that the organisms which live within have variations in their genetic make up due to random mating. the ones with beneficial genetic variations can express certain traits which give them an upper hand in surviving and reproducing in the said environment compared to ones who may have a more disadvantageous variation in traits. over time, the organisms with an upper hand will survive and reproduce more frequently and pass on their beneficial genes while the others die. the result is evolution, where we observe (usually, but not always) eventually, phenotypic distinct changes.

Awell breed cat that has no defects or has never been damaged before.hope this ! mark me as brainiest!