Answer:
The work of Thomas Malthus help and influence Darwin Thomas to refine his theory of natural selection by explaining that there is a meaningful competition between the individuals of a particular species or population for a specific resource such as food or shelter.
Thomas Malthus predicted that the human population is reproducing faster than its death race and will lead to growing faster than space and food supplies needed to sustain it. Darwin concluded further that If all offspring of almost any species survived for several generations, they would overrun the world and therefore a healthy and meaningful competition is present and to overcome this natural selection takes place as the individual adapt will ultimately survive.
Answer:
A. a nutrient rich environment
Explanation:
When spores are exposed to favorable conditions, they germinate into a vegetative cell. }
Endospores contain genera of bacteria, when they form spores, bacteria can survive in hostile conditions. They are resistant to heat, desiccation, chemicals and radiation. The cell that forms the Endospore is called "Vegetative Cell".
A contaminant is any environmental agent -biological,chemical or physical that causes damage.
I believe it's RNA. But double check that please.