Mrna and trna - Study guides, Class notes & Summaries
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UCI Bio 93 with the Trio Final Review Questions With 100% Correct Solutions.
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Bioengernetics - Answer-How energy flows through organisms. 
ATP - Answer-Used for mechanical, transport, and chemical work. ATP is also an RNA nucleotide. 
Mechanical Work - Answer-Energy used in motor proteins and muscle cells during contractions. 
Transport Work - Answer-Energy used to move substances against their gradient. 
Chemical Work - Answer-Energy used to convey polymers into monomers. 
Gibs Free Energy - Answer-Portion of a systems energy that can preform work when temperature and 
p...
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DHN 311 exam 1 Questions with Complete Solutions
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List the major steps of the "central dogma" of molecular biology. What are the products of each step? Correct Answer-Replication --> DNA 
Transcription --> RNA 
Translation --> protein 
 
Once the DNA strands unwind and separate, DNA polymerases copy the DNA. What are they copying? What characteristics of DNA necessitates the need for leading and lagging strands to copy the DNA? Correct Answer-They are copying ____. 
DNA is antiparallel so the mode of synthesis occurs in 2 different ...
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BIO 1A03 McMaster University Test 2 Review Graded A+
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BIO 1A03 McMaster University Test 2 Review Graded A+ Translation Cellular components are able to read the genetic message in mRNA and translate the message into specific primary amino acid sequence of a protein 
How does tRNA structure allow for SPECIFICTY in translation? 1. Plays critical role in ENABLING the translation of the information 2. Each type of tRNA molecule is not identical and can translate a specific codon into a specific amino acid 
What is the structure of tRNA? - single RNA str...
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Exam 3: BIO1201/ BIO 1201 (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU
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Exam 3: BIO1201/ BIO 1201 (Latest 2024/ 2025 Update) | Questions and Verified Answers| 100% Correct| Grade A – LSU 
 
Q: How are genes coordinately controlled in eukaryotic cells? 
 
Coordinately controlled genes in eukaryotic cells share a set of control elements. 
 
Coordinately controlled genes in eukaryotic cells are activated by the same chemical signals. 
 
Coordinately controlled genes in eukaryotic cells are located together on the same chromosome. 
 
 
Answer: 
Coordinately controlled...
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BCH4024 EXAM 1 QUESTIONS WITH CERTIFIED ANSWERS
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BCH4024 EXAM 1 QUESTIONS WITH CERTIFIED ANSWERS 
Transfer RNA (tRNA) secondary structure: - Answer-tRNA "reads" genes information encoded in mRNA (3 nucleotide codon) copied from DNA 
 
What does tRNA transfer during protein synthesis - Answer-the appropriate amino acid to a growing polypeptide chain 
 
Transcription creates a: - Answer-complementary RNA copy (mRNA) of a sequence of DNA 
 
Translation steps: - Answer-mRNA decoded by ribosomes and tRNA is used to produce a specific amino acid ...
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AP Biology Semester 1 Review Latest Update Graded A+
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AP Biology Semester 1 Review Latest 
 
Update Graded A+ 
 
3 phases of transcription initiation, elongation, termination 
 
3 steps of protein synthesis transcription, RNA processing, translation 
 
5' cap The end of a pre-mRNA molecule modified by the addition of a cap 
 
A site One of a ribosome's three binding sites for tRNA during translation. Holds the tRNA 
carrying the next amino acid to be added to the polypeptide chain. 
 
acid any substance that dissociates in water to increase the c...
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ADVANCED PATHOPHYSIOLOGY- UTMB 5355 EXAM 1 ALREADY PASSED
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Transcription synthesis of RNA from DNA 
Transcription results in mRNA 
RNA polymerase makes mRNA 
mRNA makes proteins 
RNA polymerase binds to DNA 
Transcription factors (TFs) A regulatory protein that binds to DNA and affects transcription 
of specific genes. Can wither activate or repress expression of genes 
Termination of transcription RNA polymerase reaches a terminator sequence (Stop codon) 
and detaches from the templateTranslation Process by which mRNA is decoded and a protein is produc...
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Biology Proctored Exam Penn Foster Questions and Answers 100% Pass
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Biology Proctored Exam Penn Foster 
Questions and Answers 100% Pass 
 
What is the function of the cell's cytoplasm? 
 To provide a medium for chemical reactions and support organelles. 
 
What is the role of DNA polymerase in DNA replication? 
 To synthesize new DNA strands by adding nucleotides complementary to the template 
strand. 
 
Which organelle is responsible for producing ribosomal subunits? 
 Nucleolus 
 
What is the primary function of the cell membrane's protein channels? 
 To fac...
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PUBH 6011 Final Test with A Grade Complete Solutions
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PUBH 6011 Final Test with A Grade Complete Solutions 
 
6.1 Understand the major functions of cells and the difference between viruses, bacteria - Answer-Cells 
-provide structure 
-take in nutrients 
-convert nutrients to energy 
-carry out specialized functions 
-contain genetic material 
-grow and divide 
 
Viruses 
-non-living 
-intracellular parasite 
-1/1000 size of bacteria (nanometers) 
-prevented by vaccines 
-types: naked (polio) and enveloped (easily disrupted with alcohol and saniti...
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BIOMG 3300 Unit 7 Objectives Questions with Complete Solutions
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rRNA Correct Answer-ribosomal RNA, a component of ribosomes, which carry out protein synthesis 
 
mRNA Correct Answer-messenger RNA, gets translated into proteins 
 
tRNA Correct Answer-transfer RNA, adapter molecules that translate the info in mRNA into a specific amino acid sequence 
 
RNA Correct Answer-uses ribose and has an OH on C2 
 
cistron Correct Answer-gene 
 
monostronic mRNA Correct Answer-carries code for 1 polypeptide. Found in eukaryotes 
 
polycistronic mRNA Correct Answer-codes...
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