Explain the lytic and lysogenis cycle in viruses.

Recombinant dna (rdna) creates offspring which are genetically identical to the parent is the process of breeding only organisms with desirable traits involves the removal of the nucleus of a cell combines genes from organisms of different species in a lab

What best explains the inability for life to exist in earth early atmosphere

Why are scientists concerned about the depletion of the ozone levels in the stratosphere?