Answer:
Saliva contains the enzyme amylase, also called ptyalin, which is capable of breaking down starch into simpler sugars such as maltose and dextrin that can be further broken down in the small intestine. About 30% of starch digestion takes place in the mouth cavity.
Water is the body's most indispensable nutrient. Indispensable means the most essential, in this case, it's water.
When completing Punnett Squares, you cross the letters that meet up. For example, their are two TTs and two Tts. Dominant will always show before a recessive so if it's TT or Tt it will be the dominant version. two tt's mean that it's recessive. In a Punnett Square, one box = 25%.
Part A: The genotypic ratio is 50% TT and 50% Tt. The phenotypic ratio is 100% tall.
Part B: The two Tt's could produce a short plant because there is a 25% that the parents will both give t's.