BIO 111 Final Exam UPDATED Questions
and CORRECT Answers
What does DNA stand for? - CORRECT ANSWER - Deoxyribose Nucleic Acid
What are the basic units of DNA called? - CORRECT ANSWER - nucleotides
What are nucleotides made of? - CORRECT ANSWER - sugar (deoxyribose), phosphate
group, base (nitrogenous)
What are the nitrogenous bases in DNA? - CORRECT ANSWER - Adenine, Thymine,
Guanine, Cytosine
What pairs with adenine in DNA? - CORRECT ANSWER - Thymine (T)
What pairs with cytosine? - CORRECT ANSWER - Guanine (G)
What is the shape of a DNA molecule? - CORRECT ANSWER - double helix (twisted
ladder)
GATACAA makes... - CORRECT ANSWER - CTATGTT
What does RNA stand for? - CORRECT ANSWER - ribose nucleic acid
True or False: RNA is double stranded - CORRECT ANSWER - False. RNA is single
stranded
True or False: RNA contains the sugar ribose - CORRECT ANSWER - True
, True or False: In RNA, Adenine pairs with Thymine - CORRECT ANSWER - False,
Adenine pairs with Uracil
What does mRNA stand for? - CORRECT ANSWER - messenger RNA (ribonucleic acid)
What does the mRNA do? - CORRECT ANSWER - carries code from DNA to ribosomes
What does tRNA stand for? - CORRECT ANSWER - transfer RNA (ribonucleic acid)
What does the tRNA do? - CORRECT ANSWER - Brings amino acids to ribosomes
during translation.
What does rRNA stand for? - CORRECT ANSWER - ribosomal RNA (ribonucleic acid)
What does rRNA do? - CORRECT ANSWER - forms ribosomes
What does mRNA contain? - CORRECT ANSWER - The code to produce an amino acid
(CODON)
What does tRNA contain? - CORRECT ANSWER - anticodon
What is the purpose of DNA replication? - CORRECT ANSWER - to make an identical
copy of DNA
Where does DNA replication occur? - CORRECT ANSWER - nucleus of a cell
In DNA replication, what is being produced? - CORRECT ANSWER - Two identical
DNA strands
and CORRECT Answers
What does DNA stand for? - CORRECT ANSWER - Deoxyribose Nucleic Acid
What are the basic units of DNA called? - CORRECT ANSWER - nucleotides
What are nucleotides made of? - CORRECT ANSWER - sugar (deoxyribose), phosphate
group, base (nitrogenous)
What are the nitrogenous bases in DNA? - CORRECT ANSWER - Adenine, Thymine,
Guanine, Cytosine
What pairs with adenine in DNA? - CORRECT ANSWER - Thymine (T)
What pairs with cytosine? - CORRECT ANSWER - Guanine (G)
What is the shape of a DNA molecule? - CORRECT ANSWER - double helix (twisted
ladder)
GATACAA makes... - CORRECT ANSWER - CTATGTT
What does RNA stand for? - CORRECT ANSWER - ribose nucleic acid
True or False: RNA is double stranded - CORRECT ANSWER - False. RNA is single
stranded
True or False: RNA contains the sugar ribose - CORRECT ANSWER - True
, True or False: In RNA, Adenine pairs with Thymine - CORRECT ANSWER - False,
Adenine pairs with Uracil
What does mRNA stand for? - CORRECT ANSWER - messenger RNA (ribonucleic acid)
What does the mRNA do? - CORRECT ANSWER - carries code from DNA to ribosomes
What does tRNA stand for? - CORRECT ANSWER - transfer RNA (ribonucleic acid)
What does the tRNA do? - CORRECT ANSWER - Brings amino acids to ribosomes
during translation.
What does rRNA stand for? - CORRECT ANSWER - ribosomal RNA (ribonucleic acid)
What does rRNA do? - CORRECT ANSWER - forms ribosomes
What does mRNA contain? - CORRECT ANSWER - The code to produce an amino acid
(CODON)
What does tRNA contain? - CORRECT ANSWER - anticodon
What is the purpose of DNA replication? - CORRECT ANSWER - to make an identical
copy of DNA
Where does DNA replication occur? - CORRECT ANSWER - nucleus of a cell
In DNA replication, what is being produced? - CORRECT ANSWER - Two identical
DNA strands