Microorganisms are used in making of bread, tooth paste, dough, pizza etc. they are even used in making vaccines antibiotics. only some microorganisms are harmful
c is the answer to your question
I believe the answer is quite simple.
She must've compared the clothing washed with the new detergent with the old one. Jenny must've looked for stains, odour, etc. These would help determine whether or not the new detergent worked better.
Answer:
Is an evolutionary sign in the specie
Explanation:
Trough the passing of time, the species changes little by little depending on the environmental conditions and the genetic traits that has from their parents.
Evolution is long term process in which the species start to adapt to their new environmental conditions.