Answer:
Gastrin: This hormone aids digestion by stimulating certain cells in the stomach to produce acid. Glucagon: Glucagon helps insulin maintain normal blood glucose by working in the opposite way of insulin. It stimulates your cells to release glucose, and this raises your blood glucose levels.
Explanation:
Answer is B since it uses strains and differential transformation to see
Sexual Reproduction
Zygote
Fertilization
Chromosomes
1) Eubacteria.
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