Yeast is used to make the bread soft and fluffy . a single-celled fungus that ferments sugar to produce alcohol and carbon dioxide. a commercial product containing living yeast cells that is used in baking to make dough rise and in the making of alcoholic beverages (as wine) yeast. noun.
Yeast is used to make the bread soft and fluffy . Yeast cells thrive on simple sugars . As the sugars are metabolized , Carbon dioxide and alcohol are released into the bread dough making it rise . So the bread becomes soft and fluffy. The baker made great bread.
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the father in the first generation probably had the recessive colorblind trait in his x chromosome. if he and his wife both had the colorblind trait, even if she had 1 recessive and 1 dominant, then that trait would be passed on to their kids.
(since you didn't attach the family tree this is just an assumption)