Biology What prevents food from entering the windpipe? Epiglottis Trachea Pharynx Larynx Epiglottis Trachea Pharynx Larynx ANSWER DOWNLOAD EXAMIANS APP
Biology Which of the following is true of enzymes? Neither A nor B Enzymes speed up the rate of a chemical reaction Enzymes lowers the activation energy for the chemical reaction Both A & B Neither A nor B Enzymes speed up the rate of a chemical reaction Enzymes lowers the activation energy for the chemical reaction Both A & B ANSWER DOWNLOAD EXAMIANS APP
Biology They substances,which assist enzymes act,are called Co-enzymes None of these Diastase Substrates Co-enzymes None of these Diastase Substrates ANSWER DOWNLOAD EXAMIANS APP
Biology Biological catalysis in living organisms are known as Hormones Enzymes Vitamins Steroids Hormones Enzymes Vitamins Steroids ANSWER DOWNLOAD EXAMIANS APP
Biology Which of the following is not a function of saliva? Helps clean the mouth Contains fluoride to harden the tooth enamel Moistens food and helps stick it together to make it easier to swallow Begins the chemical breakdown of starches Helps clean the mouth Contains fluoride to harden the tooth enamel Moistens food and helps stick it together to make it easier to swallow Begins the chemical breakdown of starches ANSWER DOWNLOAD EXAMIANS APP
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