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