BIOL 133| Exam 2 - Chapters 7-11| With complete solution| Updated RATED A+ | 100% correct| American Public University

Exam 2 - Chapters 7-11

Part 1 of 1 - 92.5/ 100.0 Points

Question 1 of 40
2.5/ 2.5 Points

When a ligand binds to a G protein-linked receptor, the G protein

C. is activated


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Question 2 of 40
2.5/ 2.5 Points

A newly-discovered butterfly species has a chromosome number of n=7. Match the total
number of chromosomes in each type of cell.

A. 7
B. 14
select A B 1. Zygote
select A B 2. Daughter cell after telophase II

Feedback: The gamete is haploid (7), the zygote is the diploid embryo (14), somatic cells are
diploid (14) and after telophase II the daughter cells are haploid (7).

Question 3 of 40
2.5/ 2.5 Points

NADH and FADH2 are products of

D. oxidation/reduction reactions



Feedback: Correct

, Question 4 of 40
2.5/ 2.5 Points

Which statement describes the relationship of cancer control genes?

C. Proto-oncogenes increase cell division and tumor suppressor genes decrease cell division


Feedback: Learning Objective: Describe how tumor suppressors function

Question 5 of 40
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What vitamin acts as a coenzyme in cell respiration and is important in alcohol
fermentation?

A. thiamine


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Question 6 of 40
2.5/ 2.5 Points

What is the relationship between cellular aerobic respiration and photosynthesis?

D. They are reverse of each other



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Question 7 of 40
2.5/ 2.5 Points

What statement shows the relationship among chloroplasts and mitochondria?

B. both generate ATP by proton gradient



Feedback: Correct