Answer me , for agrobacterium selection how much concentration of streptomysin antibiotic is need?

Consider the last statement in the prompt: "people take such environmental factors into account in their choices when deciding where to live." do all people have a choice as to where they live? what factor plays a key role in this decision and may therefore play a large role in determining quality of life?

Mrna decodes information from the original dna master plan to build proteins in the during the process of ribosomes.

Q: a: in sexually reproducing animals, once fertilization of the egg takes place, the exists as a single cell until cell division begins