Biological Molecules

Guess the biologically important molecule based on the information given.
The names of specific molecules are the answers for this quiz.
In most cases, chemical formulas will not be accepted. (some molecules may have the same formula)
Quiz by BiologicalBro
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Last updated: February 11, 2021
First submittedFebruary 11, 2021
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Hint
Answer
Needed for all life to survive
Water
A hexose monosaccharide synthesised by plants
Glucose
A hexose monosaccharide also known a 'fruit sugar'
Fructose
A disaccharide formed from two (alpha) glucose molecules
Maltose
A disaccharide formed from one (alpha) glucose molecule and one fructose molecule
Sucrose
A polysaccharide used as a storage molecule in plants
Starch
A type of the above which forms side branches
Amylopectin
Similar to the above, contrastingly does not form side branches
Amylose
Storage carbohydrate found in most animals
Glycogen
A polysaccharide with a structural role, found in the cell wall of plants
Cellulose
Hint
Answer
A lipid formed by the condensation of glycerol and fatty acid
Triglyceride
A lipid with hydrophobic and hydrophilic properties, found in cell membranes
Phospholipid
Sugar found naturally in milk
Lactose
The above is produced by glucose and...
Galactose
A hydrophobic molecule found in the cell membrane - often found in too high concentrations of those with obesity
Cholesterol
The sub-unit of all proteins
Amino acids
A fibrous protein found in the tendons of animals
Collagen
Gives blood its ability to carry oxygen
Haemoglobin
Double stranded nucleic acid
Deoxyribonucleic acid
Single stranded nucleic acid
Ribonucleic acid
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Level 22
Feb 12, 2021
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