BIOD 171 EXAM STUDY 1 EXAM WITH
CORRECT QUESTIONS AND ANSWERS
2025
True/False. A virus is classified as a microbe. - CORRECT-ANSWERSTrue
True or False: The smallest biological unit of life is the molecule. - CORRECT-
ANSWERSFalse
What are the four main types of macromolecules found in cells? - CORRECT-
ANSWERSProteins, Lipids, Nucleic Acids, Carbohydrates
Proteins are formed from various combinations of [answer1] of which there are [answer2] known
forms. - CORRECT-ANSWERS1. Amino acids
2. 20
Define an essential amino acid. - CORRECT-ANSWERSAn essential amino acid
cannot be produced by the human body and as such must be take in from
the environment through alternative sources (i.e) food.
What are the two major types of nucleic acids and their roles? - CORRECT-ANSWERSDNA:
responsible for the heredity information.
RNA: responsible for deciphering DNA and synthesizing proteins.
Both are found in the nucleus, but only RNA can leave.
Complete the following RNA strand, and indicate how many bonds are formed for each
complementary pair:
3' GGUCAUCG 5'
5' CC AGC 3' - CORRECT-ANSWERS3' GGUCAUCG 5'
5' CCAGUAGC 3'
There are 2 bonds formed between A and U, and 3 bonds between G and C.
The plasma membrane (select all that are true): - CORRECT-ANSWERSIs often a bilayer
comprised of lipids
CORRECT QUESTIONS AND ANSWERS
2025
True/False. A virus is classified as a microbe. - CORRECT-ANSWERSTrue
True or False: The smallest biological unit of life is the molecule. - CORRECT-
ANSWERSFalse
What are the four main types of macromolecules found in cells? - CORRECT-
ANSWERSProteins, Lipids, Nucleic Acids, Carbohydrates
Proteins are formed from various combinations of [answer1] of which there are [answer2] known
forms. - CORRECT-ANSWERS1. Amino acids
2. 20
Define an essential amino acid. - CORRECT-ANSWERSAn essential amino acid
cannot be produced by the human body and as such must be take in from
the environment through alternative sources (i.e) food.
What are the two major types of nucleic acids and their roles? - CORRECT-ANSWERSDNA:
responsible for the heredity information.
RNA: responsible for deciphering DNA and synthesizing proteins.
Both are found in the nucleus, but only RNA can leave.
Complete the following RNA strand, and indicate how many bonds are formed for each
complementary pair:
3' GGUCAUCG 5'
5' CC AGC 3' - CORRECT-ANSWERS3' GGUCAUCG 5'
5' CCAGUAGC 3'
There are 2 bonds formed between A and U, and 3 bonds between G and C.
The plasma membrane (select all that are true): - CORRECT-ANSWERSIs often a bilayer
comprised of lipids
