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USABO Open Exam 2025/2026 Exam Comprehensive Questions and Verified Answers | Accurate Solutions | Get it 100% Correct!! | Already Graded A+

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USABO Open Exam 2025/2026 Exam Comprehensive Questions and Verified Answers | Accurate Solutions | Get it 100% Correct!! | Already Graded A+ What enzyme does HIV use to convert RNA to DNA? [ ] A. DNA gyrase [ ] B. RNA polymerase [ ] C. Reverse transcriptase [ ] D. DNA helicase -

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USABO Open Exam 2025/2026 Exam
Comprehensive Questions and Verified
Answers | Accurate Solutions | Get it
100% Correct!! | Already Graded A+



What enzyme does HIV use to convert RNA to DNA?

[ ] A. DNA gyrase

[ ] B. RNA polymerase

[ ] C. Reverse transcriptase


[ ] D. DNA helicase - 🧠 ANSWER ✔✔C


Which of the following is TRUE of prokaryotes?

I. Simultaneous transcription and translation

II. Presence of intron sequences

III. Circular DNA




[ ] A. I and II only


COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
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PRIVACY STATEMENT. ALL RIGHTS RESERVED

, [ ] B. I and III only

[ ] C. II and III only


[ ] D. I, II, and III - 🧠 ANSWER ✔✔B


The promoter region of a prokaryotic gene is located ______ to the gene

and is the binding site for ______.

[ ] A. 3'...DNA polymerase

[ ] B. 3'...RNA polymerase

[ ] C. 5'...DNA polymerase


[ ] D. 5'...RNA polymerase - 🧠 ANSWER ✔✔D


. Integral transmembrane proteins are proteins imbedded in the cell

membrane. Which of the following amino acids would you MOST expect to

find in the transmembrane region of such proteins?

[ ] A. Lysine

[ ] B. Serine

[ ] C. Tryptophan


[ ] D. Arginine - 🧠 ANSWER ✔✔C Tryptophan




COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
2
PRIVACY STATEMENT. ALL RIGHTS RESERVED

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