Scientists who study humans believe that our ancestors began toexperiment with cooking about 1.5 million years ago. Cooking madesome poisonous or inedible plants safe to eat. It made tough meattender and easier for our bodies to digest. It also improved the flavorof the food they ate. Heating up food to a high temperature killeddangerous bacteria. Cooked food could be stored longer. This allhelped increase the amount of food available to our ancestors.
Conforme for completando esta atividade, procure qualquer palavra que você não tenha certeza. Leia as definições para cook e cooking.
a. Which bold word means the opposite of tough?
b. Which bold word means absorb food into your body?
Fonte: Collins Escolar PLUS Dictionary
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