Unit 6 lac Study guides, Revision notes & Summaries
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BIO 214 EXAM 3 Practice EXAM 57 Questions with Verified Answers,100% CORRECT
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BIO 214 EXAM 3 Practice EXAM 57 Questions with Verified Answers 
 
In the lac operon, CAP binding to the CAP site of the promoter ____. 
a. occurs when glucose is present 
b. inhibits RNA polymerase from binding to the promoter 
c. occurs when cAMP is absent 
d. helps the repressor protein bind to the operator 
e. enables RNA polymerase to transcribe the operon's genes - CORRECT ANSWER enables RNA polymerase to transcribe the operon's genes 
 
Gene regulation in both prokaryotes and eukaryotes...
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All three course work unit 6 laa , lab ,lac
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all up to distinction level
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BIOD 171 lab exams 1-9 (GRADED A+) Questions and Answers | Highly Rated | 100% GUARANTEED PASS.
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BIOD 171 lab exams 1-9 LAB 1 Answer the following questions 1. What three elements are used in an autoclave to sterilize equipment? heat, pressure, and steam 2. What is the minimum tem perature an autoclave must be set at to achieve sterile condition? 125°C 3. If you are working in a lab in which an autoclave is not available, and you are pressed for time, which would you chose to best sterilize your equipment? Hot steam or hot air? Explain why you chose your answer. Hot steam is the best choic...
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MCAT - BIO/BIOCHEM EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+
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MCAT - BIO/BIOCHEM EXAM | 
QUESTIONS & ANSWERS (VERIFIED) | 
LATEST UPDATE | GRADED A+ 
defunct mRNA translation in bacteria would... 
Correct Answer: prevent cells from replicating. 
lysogenic cycle 
Correct Answer: a viral reproductive cycle in which the viral DNA is added to the host 
cell's DNA and is copied along with the host cell's DNA 
Lytic phase or lytic cycle 
Correct Answer: phage replicates immediately, destroying the host cell (All phages 
carry out this life cycle) 
prote...
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AP Biology Exam Question and Answers Verified 100% A+ 2024, With Rationale.
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AP Biology Exam Question and Answers Verified 100% A+ 2024, With Rationale. 
 
The resting membrane potential depends on which of the following? 
 
I. Active transport 
 
II. Selective permeability 
 
III. Differential distribution of ions across the axonal membrane 
 
A. III only 
B. I and II only 
C. II and III only 
D. I, II, and III 
D The resting potential depends on active transport (the Na+K+-ATPase pump) and the selective permeability of the axon membrane to K+ than to Na+, which leads t...
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BIO Practice from Practice Exam 2|112 Questions with Verified Answers,100% CORRECT
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BIO Practice from Practice Exam 2|112 Questions with Verified Answers 
 
Complementary base-pairing allows for 
A) genes to be expressed as phenotype. 
B) spontaneous mutations to occur. 
C) covalent bonds to form between the opposite bases. 
D) replication to be semiconservative. 
E) DNA to serve as its own template for replication. - CORRECT ANSWER E) DNA to serve as its own template for replication. 
 
6) The process by which genetic information is transferred from DNA to RNA is called ...
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PORTAGE LEARNING BIOD 171 LAB EXAM 1-9
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PORTAGE LEARNING BIOD 171 LAB EXAM 1-9 
 
LAB 1 
 
Answer the following questions 
 
1.	What three elements are used in an autoclave to sterilize equipment? 
 
heat, pressure, and steam 
 
2.	What is the minimum temperature an autoclave must be set at to achieve sterile condition? 
 
125°C 
 
3.	If you are working in a lab in which an autoclave is not available, and you are pressed for time, which would you chose to best sterilize your equipment? Hot steam or hot air? Explain why you chose your...
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Genetics Exam 2 practice exam 107 Questions with Verified Answers,100% CORRECT
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Genetics Exam 2 practice exam 107 Questions with Verified Answers 
 
In five Hfr strains, each of which was used to build a time-of-entry map, the genes entered the recipient cells as follows: 
Strain 1: S L A C T F 
Strain 2: N P F T C A 
Strain 3: T F P N U Y 
Strain 4: S H Y U N P 
Strain 5: U N P F T C 
Which of the following represents a correct compilation of these results? 
A) S L A C T F P N H C U 
B) N P F T S L A C H U T 
C) T C A L S P N U Y H 
D) U N P F T C A L S T F 
E) S L A C T F...
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BIO 106 FINAL EXAM STUDY GUIDE Questions With Correct Answers
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BIO 106 FINAL EXAM STUDY GUIDE 
 
 
 
 
 
Which of the following would be a proposed mechanism by which stomach antacids work? - ANS antacids are bases and by definition can absorb H+ out of a solution 
 
Which of the following organelle is involved in the synthesis of lipids? - ANS ribosomes 
 
If the atomic number of an element is 6 and the atomic mass is 12.01, how many protons are there in the nucleus? - ANS 6 
 
In a water molecule, _______________________________...
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PORTAGE LEARNING BIOD 171 LAB EXAM 1-9
- Exam (elaborations) • 23 pages • 2022
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PORTAGE LEARNING BIOD 171 LAB EXAM 1-9 
 
LAB 1 
 
Answer the following questions 
 
1.	What three elements are used in an autoclave to sterilize equipment? 
 
heat, pressure, and steam 
 
2.	What is the minimum temperature an autoclave must be set at to achieve sterile condition? 
 
125°C 
 
3.	If you are working in a lab in which an autoclave is not available, and you are pressed for time, which would you chose to best sterilize your equipment? Hot steam or hot air? Explain why you chose your...
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