What is glycerol backbone and 3 fatty acid chains.
200
What are three functions of proteins in an organism?
What are speed up chemical reactions, movement, support, defense (immune system), transportation (blood -carries oxygen).
200
What are three functions of nucleic acids in organisms?
What are heriditary information, making proteins, cell energy.
200
Enzyme names end in what letter?
What is 'ase', such as amylase.
300
What are three functions of carbohydrates in living organisms?
What are energy, structural support, and cell to cell recognition.
300
What are three functions of lipids in living organisms?
What are energy storage, insulation, cushioning, water barrier (waxes).
300
What are three examples of proteins in an organism?
What are enzymes, hemoglobin, keratin (hair and nails), actin and myosin (muscle), antibodies.
300
Give three examples of nucleic acids in a a living organism.
What are DNA (heriditary information), RNA (makes proteins), and ATP (cell energy).
300
Enzymes decrease the amount of ___________ it takes to start a chemical process such as breaking chemical bonds in a molecule.
What is activation energy or energy
400
Give three examples of carbohydrates.
What are glucose, fructose, lactose, cellulose, starch, chitten, glycogen, etc.
400
Give three examples of lipids in living organisms.
What are phospholipids (cell membrane), waxes, steroids, cholesterol.
400
What are three causes of denaturation of proteins?
What are temperature, pH level, ions (salts)
400
Where is DNA located in an animal cell?
What is nucleus.
400
Extreme temperature changes, change in ________, or an excess of ions (such as salts) can cause an enzyme to denature.
What is pH.
500
Name one complex carbohydrate - polysaccharide.
What is starch, cellulose, chitten.
500
What makes saturated fat molecules able to stack closer together?
What is no double bond in fatty acid chain - no kink in fatty acid chain.
500
Describe the shape of a protein.
What is 3-D shape:
Primary - amino acid chain
Secondary - folding of chain
Tertiary - 3-D shape (ball)
Quarternary - 3-D shape (ball) of two or more amino acid chains.
500
Chemical energy for the cell is what type of nucleic acid?
What is ATP.
500
If an enzyme works best at a temperature of 100 degrees, or if it works best at a pH of 7 - what would happen to the enzyme if the temperature went up to 150 degrees, or if the pH was 3?
What is it would denature - unfold/fall apart and would no longer function or work.