BIOLOGICAL MACROMOLECULES: REVIEW GAME

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Q 1/20
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All of the following are major groups of biomolecules except one. Which is it?
29
PROTEINS
CARBOHYDRATES
NUCLEUS
LIPIDS

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20 questions

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Q1
All of the following are major groups of biomolecules except one. Which is it?
PROTEINS
CARBOHYDRATES
NUCLEUS
LIPIDS
20s
Q2
Which of the following is composed of amino acid units?
NUCLEIC ACIDS
CARBOHYDRATES
LIPIDS
PROTEINS
20s
Q3
Which of the following biomolecules contain only the elements carbon, hydrogen and oxygen?
Carbohydrates and Proteins
Lipids and Carbohydrates
Proteins and Nucleic acids
Nucleic acids and Lipids
20s
Q4
The sugar in DNA is _____________ while the sugar in RNA is _____________.
ribose; phosphate
ribose; deoxyribose
deoxyribose; ribose
deoxyribose; adenine
20s
Q5
Which of the following are functions of carbohydrates?
Express genetic formation
Provide framework of cellular structures
Store and provide energy
Speed up chemical reactions
20s
Q6
Nucleotides are building blocks of which class of biomolecule?
CARBOHYDRATES
PROTEINS
NUCLEIC ACIDS
LIPIDS
20s
Q7
Which of the following statements is true about waxes?
Made up of repeating units of nucleotides
Known as complex carbohydrates composed of carbon, hydrogen, and oxygen
Described as amphoteric because their amino acids have an acidic carboxyl end and a basic amino end
Composed of a fatty acid with a long chain of alcohol
30s
Q8
He discovered nucleic acids in 1869.
Friedrich Miescher
Justus von Liebig
Hermann Staudinger
Francis Crick
30s
Q9
It is a type of RNA that carries the genetic sequence information between the DNA and ribosomes.
Messenger RNA (mRNA)
Transfer RNA (tRNA)
Small Nuclear RNA (snRNA)
Ribosomal RNA (rRNA)
30s
Q10
Which of the following is the arrangement of triglycerides and waxes when they are mixed with water?
Pleated sheet
Cyclic
Helix
Micelle
20s
Q11
Which of the following refer to the functions of proteins?
Speed up food digestion and decode genetic information
Main source of energy and act as antibodies
Act as antibodies and speed up food digestion
Decode genetic information and main source of energy
20s
Q12
Monomers with three components, a 5-carbon sugar, a phosphate group, and a nitrogenous base
Glucose
Fatty acid
Amino acid
Nucleotides
20s
Q13
What type of monosaccharides combine to form a lactose?
galactose and fructose
glucose and fructose
glucose and galactose
glucose units
20s
Q14
Which of the following food sources contain proteins?
honey and meat
sweet potato and grapes
sausage and beans
rice and corn
20s
Q15
Which of the following are the reasons why cellulose passes through the digestive system unchanged?
It forms a micelle when it mixes with water in the body.
Its helical shape is not recognized by the enzymes for digestion.
It cannot be broken down into simpler monosaccharides in our human body.
It is a type of protein molecule which has a large molecular size.
30s