Biology Which of the following is true of enzymes? Neither A nor B Both A & B Enzymes lowers the activation energy for the chemical reaction Enzymes speed up the rate of a chemical reaction Neither A nor B Both A & B Enzymes lowers the activation energy for the chemical reaction Enzymes speed up the rate of a chemical reaction ANSWER DOWNLOAD EXAMIANS APP
Biology Part of the plant where photosynthesis generally occurs Branches Flowers Leaves Roots Branches Flowers Leaves Roots ANSWER DOWNLOAD EXAMIANS APP
Biology Deficiency of fluoride leads to Which one of the following health problems? Mottling of tooth Stiffening of joints Tooth caries Bending of bones Mottling of tooth Stiffening of joints Tooth caries Bending of bones ANSWER DOWNLOAD EXAMIANS APP
Biology Branch of biology which deals with the study of identification, nomenculture and classification of organism is Toxicology Ecology Exobiology Taxonomy Toxicology Ecology Exobiology Taxonomy ANSWER DOWNLOAD EXAMIANS APP
Biology Kwashiorkor disease in children is caused by Sufficient carbohydrates but less fats in diet Sufficient vitamins but deficient fats in diet Sufficient fats but deficient vitamins in diet Sufficient carbohydrates and fats but deficient proteins in diet Sufficient carbohydrates but less fats in diet Sufficient vitamins but deficient fats in diet Sufficient fats but deficient vitamins in diet Sufficient carbohydrates and fats but deficient proteins in diet ANSWER DOWNLOAD EXAMIANS APP
Biology Plants are killed in winter by frost because of desiccation and mechanical damage to the tissues because respiration ceases at such low temperature because there is no transpiration because no photosynthesis takes place at such low temperature because of desiccation and mechanical damage to the tissues because respiration ceases at such low temperature because there is no transpiration because no photosynthesis takes place at such low temperature ANSWER DOWNLOAD EXAMIANS APP
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