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Differentiate between adhesion and cohesion.
Cohesion forces are attractive forces between water molecules. Adhesion forces are attractive forces between water and other molecules.
The term used for 'like/love of water' and 'fear of water' respectively.
Hydrophilic; Hydrophobic
Identify the macromolecule with a C:H:O ratio of 1:2:1
Carbohydrate
State the monomer of lipids.
Glycerol and Fatty acids
What are the building blocks of proteins?
Amino acids
What does DNA stand for?
Deoxyribonucleic Acid
Identify the nitrogenous base absent in DNA.
Uracil (U)
State Chargaff's rule
Chargaff's rule states that purines will bond with pyrimidines. This rule also states that Adenine = Thymine and Cytosine = Guanine in a DNA molecule
If you have 15% A in a DNA molecule, what is the percentage of C?
35%
If you have 15% A in a DNA molecule, what is the percentage of C?
35%
In which organelle does cellular respiration take place?
Mitochondrion
Identify the main difference between the heads and tails of a phospholipid bilayer.
Heads are hydrophilic; Tails are hydrophobic
Identify the three types of endocytosis.
Phagocytosis; Pinocytosis; Receptor-mediated endocytosis
Define an enzyme
It is a biological catalyst that increases the rate of a reaction, by lowering activation energy.
What does ATP stand for?
Adenosine Triphosphate
Define biological fitness
It refers to an organism's ability to survive and reproduce.
