BIOL 133 Exam 2 - Chapters 7-11

BIOL 133 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

• 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 B1. 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

• oxidation/reduction reactions

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Question 4 of 40 2.5/ 2.5 Points Which statement describes the relationship of cancer control genes?

• Proto-oncogenes increase cell division and tumor suppressor genes decrease cell division

Feedback: Learning Objective: Describe how tumor suppressors function Question 5 of 40 2.5/ 2.5 Points What vitamin acts as a coenzyme in cell respiration and is important in alcohol fermentation?

• thiamine

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Question 6 of 40 2.5/ 2.5 Points What is the relationship between cellular aerobic respiration and photosynthesis?

• 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?

• both generate ATP by proton gradient

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