Colistin is an antibiotic used to treat infections in the bloodstream. Some bacteria are resistant to Colistin. Explain how these bacteria have become resistant to Colistin.

If you have a prehistoric tooth how can you use carbon dating to determine its age

Which examples demonstrate growth of an organism as a result of mitosis?

Which of the five varieties of humans did blumenbach decide were the superlatives of the races based on their excellent skull qualities?

What changes take place in the immune system of a person infected with hiv

What photosynthesis byproduct product is formed in the light reactions?

How are dichotomous keys used?

Which would provide the body with the most energy? A. Creating bonds to form a carbohydrate B. Breaking a single carbon bond C. Breaking the bonds in a monosaccharide D. Forming bonds between two amino acids

Today's beverage pasteurization processes are the result of this scientist's work.

Why are scientific theories changed but never thrown away?

What would have happen to an animal if all of its mitochondria disappeared?