BCH 361 EXAM 1 QUESTIONS WITH VERIFIED
ANSWERS
On a molar basis, what are the 3 most common elements in the human body? -
Answers - H, O, C
Of the 4 classes of biomolecules, which does not form polymers? - Answers -
carbohydrates
Which class of biomolecules is responsible for information storage? - Answers - nucleic
acids
This molecule is used as a short-term information carrier - Answers - RNA
This class of biomolecules has dual hydrophobic and hydrophilic chemical character -
Answers - lipids
How many different amino acids can usually be incorporated into proteins? - Answers -
20
This class of biomolecules is used for cell identification - Answers - carbohydrates
The conversion of DNA to RNA is known as... - Answers - transcription
Translation involves the conversion of... - Answers - RNA to protein
Ribosomes carry out translation and are composed of... - Answers - RNA and protein
Which of these organelles has a double membrane?
A) Golgi complex
B) mitochondrion
C) endoplasmic reticulum
D) vacuole - Answers - mitochondrion
These are stacked membranes involved in protein sorting and preparation of secretary
granules - Answers - Golgi complex
These are photosynthesis centers that convert light to chemical energy - Answers -
chloroplasts
These are membranous sacks used for processing exogenous chemicals - Answers -
Smooth endoplasmic reticulum
ANSWERS
On a molar basis, what are the 3 most common elements in the human body? -
Answers - H, O, C
Of the 4 classes of biomolecules, which does not form polymers? - Answers -
carbohydrates
Which class of biomolecules is responsible for information storage? - Answers - nucleic
acids
This molecule is used as a short-term information carrier - Answers - RNA
This class of biomolecules has dual hydrophobic and hydrophilic chemical character -
Answers - lipids
How many different amino acids can usually be incorporated into proteins? - Answers -
20
This class of biomolecules is used for cell identification - Answers - carbohydrates
The conversion of DNA to RNA is known as... - Answers - transcription
Translation involves the conversion of... - Answers - RNA to protein
Ribosomes carry out translation and are composed of... - Answers - RNA and protein
Which of these organelles has a double membrane?
A) Golgi complex
B) mitochondrion
C) endoplasmic reticulum
D) vacuole - Answers - mitochondrion
These are stacked membranes involved in protein sorting and preparation of secretary
granules - Answers - Golgi complex
These are photosynthesis centers that convert light to chemical energy - Answers -
chloroplasts
These are membranous sacks used for processing exogenous chemicals - Answers -
Smooth endoplasmic reticulum