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WGU Biochemistry Exam 2025 Questions and Answers 100% Pass

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WGU Biochemistry Exam 2025 Questions and Answers 100% Pass DNA is a type of _____________ - nucleic acid __________ are found in virtually all cells - Nucleic acids What is the function of nucleic acids? - To encode heritable information and pass it on from generation to generation What three...

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  • December 5, 2024
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WGU Biochemistry Exam 2025 Questions and
Answers 100% Pass


DNA is a type of _____________ - ✔✔nucleic acid


__________ are found in virtually all cells - ✔✔Nucleic acids


What is the function of nucleic acids? - ✔✔To encode heritable information and pass it on from

generation to generation


What three things make up nucleotides? - ✔✔Phosphate, pentose sugar, and pyrimidine or purine base


What are the four bases in DNA? - ✔✔Adenine, guanine, cytosine, and thymine


What are the four bases in RNA? - ✔✔Adenine, guanine, cytosine, and uracil


How many strands does RNA have? DNA? - ✔✔RNA is a single strand, DNA is double


Which base pairs with Adenine? - ✔✔Thymine


Which base pairs with Guanine? - ✔✔Cytosine


Where is DNA located? - ✔✔In the Nucleus


What encases the DNA? - ✔✔Chromosomes


How many chromosomes do humans have? - ✔✔46. 23 pairs


Gene - ✔✔Small segment of DNA that contains all the pairs of chromosomes


When was the double helix discovered? - ✔✔1953


Who began the Human Genome project? - ✔✔Francis S Collins


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, Hereditary information is stored in ______ - ✔✔DNA


The individual building blocks of DNA are called - ✔✔Nucleotides


A DNA molecule consists of two nucleotide strands twisted into a - ✔✔double helix


The ___________ of the DNA stands pair in a consistent fashion. - ✔✔Bases


What is the RNA transcription for the DNA strand 5- GCT ATG CAT CGT - 3 - ✔✔5 - ACG AUG CAU

AGC - 3


Which template DNA sequence would the short transcript 5- AUC CGU ACG -3 be derived from? - ✔✔5-

CGT ACG GAT -3


What is the complementary sequence for the following DNA sequence? 5- GCC ATC TCG AAT -3 - ✔✔5-

ATT CGA GAT GGC -3


Assuming 100% reaction efficiency, how many DNA copies are created after the completion of four

complete PCR cycles? - ✔✔16


What is the function of DNA polymerase in the process of PCR? - ✔✔It recognizes the primers and uses

the available dNTPs to replicate the template DNA sequence


What type of mutation occurs when cytosine is completely mutated to guanin in the DNA sequence? -

✔✔Nonsense


When using heat to denature a protein, which force is the first to be disrupted as temperature increases? -

✔✔Hydrophobic interactions


Which term describes the order of amino acids in a peptide chain? - ✔✔Primary structure


A commonly used technique for protein denaturation is adding an acid or a base to dramatically change

the pH.



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