Introduction to Biochemistry and Biophysical Chemistry-I

Biochemistry is define as chemistry of living organism

• True

• False

Which of the following compound can be a source of endogenous water?

• glucose

• fatty acids

• iron

• vitamins

Most abundant in living organisms. It makes up 70% of the weight of most organisms

• carbohydrate

• water

• nitrogenous compounds

• iron

Water molecules are

• cohesive

• adhesive

• nonpolar

• fatty

What property of water makes it the 'universal solvent'?

• it is a polar molecule
• it is an ionic compound
• it contains hydrogen bonds
• it steals electrons from other atoms

Attractions between water molecules are called

• Covalent bonds
• Ionic bonds
• Polar bonds
• Hydrogen bonds

What molecule will your body generally use first for energy?

• carbohydrates

• lipids

• amino acids

• nucleic acids

What is the smallest unit of life?

• cell

• atom

• molecule

• organ

Which of the following is NOT a characteristic of all living things?

• growth and development

• ability to run

• respond to the environment

• ability to reproduce

This is the powerhouse of a cell:

• Cytoplasm

• Rough ER

• Ribosome

• Mitochondria