BIOD 171 Portage Learning Exam 1 With
Complete Solution
True or False: A virus is considered to be a microbe - ANSWER True.
Virus is not living, and as such cannot be regarded as microorganisms, yet they can be
considered microbes.
True or False: The smallest biological unit of life is a molecule. - ANSWER False
The cell represents the smallest unit of life.
Name the four major types of macromolecules found in a cell. - ANSWER Proteins,
Lipids, Nucleic Acids and Carbohydrates
How many variety of amino acids are available to make proteins? - ANS 20
How many amino acids are classified as being essential amino acids? - ANS 9
Where in the cell can the two major types of nucleic acids be found and what are their
functions? - ANS DNA and RNA
They are both in the nucleus. DNA contains and stores hereditary information
responsible for the characteristics of living organisms. RNA is a messenger, and it
translates hereditary information in DNA and synthesizes proteins.
Complete the following RNA strand below and indicate how many bonds are formed for
each complementary pair. - ANSWER 5'CCAGUAGC3'
Complete Solution
True or False: A virus is considered to be a microbe - ANSWER True.
Virus is not living, and as such cannot be regarded as microorganisms, yet they can be
considered microbes.
True or False: The smallest biological unit of life is a molecule. - ANSWER False
The cell represents the smallest unit of life.
Name the four major types of macromolecules found in a cell. - ANSWER Proteins,
Lipids, Nucleic Acids and Carbohydrates
How many variety of amino acids are available to make proteins? - ANS 20
How many amino acids are classified as being essential amino acids? - ANS 9
Where in the cell can the two major types of nucleic acids be found and what are their
functions? - ANS DNA and RNA
They are both in the nucleus. DNA contains and stores hereditary information
responsible for the characteristics of living organisms. RNA is a messenger, and it
translates hereditary information in DNA and synthesizes proteins.
Complete the following RNA strand below and indicate how many bonds are formed for
each complementary pair. - ANSWER 5'CCAGUAGC3'
