Advertisements
Advertisements
प्रश्न
What are the main characteristics of enzyme?
Advertisements
उत्तर
The enzyme is a protein. The main material of an enzyme is protein
- It is easily influenced, by environmental change. Environmental factors include temperature, pH, and inhibitor.
- It acts as catalyst The enzyme functions in accelerating chemical reaction, but the enzyme itself does not change after the reaction ends.
- It functions specifically. The enzyme only catalyzes one kind of substrate and cannot function for many substrates. The term is called one enzyme one substrate.
- It functions in reverse. It means the enzyme does not determine the direction of reaction, but it only functions in accelerating reaction rate until it reaches equilibrium. The enzyme also functions in substance synthesis and substance breaking down reaction.
- It is required, in small amount. A small amount of enzyme is able to catalyze a chemical reaction.
APPEARS IN
संबंधित प्रश्न
Fill in the blank and rewrite the completed statement:
.................... is the largest gland in the body.
Water from the undigested food is absorbed mainly in the ______.
What is the location and function of the villi?
Study the diagram given below and then answer the question that follows:

Name the parts labelled 1, 2, 3, 4, 5 and 6.
State whether the following statement is True or False.
Wisdom tooth appears at the age of 5-6 years when the child starts going to school.
Name the organ where the juice bile is temporarily stored.
Name the digestive juice secreted by the stomach and give its function.
What do you mean by the absorption of food?
Define the following term:
Digestion
Fill in the blank.
Peristalsis is caused by _____________________________.
Define with examples: Omnivores
State one difference in nutrition: Holozoic and Saprozoic nutrition
State whether the following statements are True or false: Enteropeptidase activates pepsinogen into pepsin.
Correct the spellings: Pespin
Name the enzymes secreted by the following: Stomach
Describe the process of digestion in human beings.
Name the salivary glands in our mouth?
Read carefully the terms given below. Which of the following set is the correct combination of organs that do not carry out any digestive functions?
Given below are two columns, Column I shows enzymes secreted by the glands in the alimentary canal of human beings and Column II indicates the components of food on which enzymes act. Choose the options showing correct matching:
Mucosa forms __a__ in stomach and ___b___ in intestine respectively.
