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BIO 111 Final Exam UPDATED Questions and CORRECT Answers

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BIO 111 Final Exam UPDATED Questions and CORRECT Answers

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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

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