Mmsc490 Study guides, Class notes & Summaries
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MMSC490 Practice Exam 1 (A+ GUARANTEED)
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cytoplasmic organelles are: 
a. absent in prokaryotic cells and present in eukaryotic cells. 
b. present in both prokaryotic and eukaryotic cells. 
c. present in prokaryotic cells and absent in eukaryotic cells. 
d. absent in both prokaryotic and eukaryotic cells. correct answers a. absent in prokaryotic cells and present in eukaryotic cells 
 
E. coli is a useful model system for molecular biology studies because: 
a. it has a small genome. 
b. it reproduces rapidly. 
c. mutants can easily be i...
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MMSC490 Exam 150 Questions with 100% Correct Answers | Updated | Guaranteed A+
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The simplicity and clarity of Caenorhabditis elegans allowed researchers to - ️️Identify the genes in differentiation of each cell type 
 
The diffraction limited resolving power of a standard light microscope is approximately - ️️0.2 Om 
 
Chloroplasts are thought to have originated from endosymbiosis of ___ by large host cell. - ️️Photosynthetic eubacteria such as cyanobacteria 
 
The eukaryotic nucleus contains ___ DNA molecule (s). - ️️Multiple linear 
 
The source of the atm...
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MMSC490 Final Exam (With A+ Graded Answers)
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The eukaryotic cell cycle is composed of four phases in the following order: 
a. G1; S; G2; M 
b. G1; G2; S; M 
c. G1; M; G2; S 
d. S; G1; G2; M correct answers A 
 
The length of time it takes for the cells labeled during DNA synthesis to begin to enter mitosis is a good estimate of the length of the _______ phase(s). 
a. G1 
b. S 
c. G2 
d. M correct answers C 
 
In a typical cycling mammalian cell, _______ of the cell cycle is spent in interphase. 
a. 99% 
b. 95% 
c. 75% 
d. 50% correct answe...
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MMSC490 Final Exam Questions with 100% Answers
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MMSC490 Final Exam Questions with 100% Answers 
Humans possess about .............. different cell types. 
100 
200 
500 
1,000 - Answer️️ -200 
In adult organisms, cell death must be balanced by cell 
growth. 
differentiation. 
renewal. 
migration. - Answer️️ -renewal 
The distinct series of changes that characterizes programmed cell death is called 
necrosis. 
apoptosis. 
sepsis. 
execution. - Answer️️ -apoptosis 
Cells that die as the result of acute injury undergo 
lysis. 
sepsis...
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MMSC490 Exam 2 Questions with Complete Answers
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MMSC490 Exam 2 Questions with Complete Answers 
Which eukaryotic DNA polymerase replicates the lagging strand in the 3ʹ to 5ʹ direction? 
a. α 
b. γ 
c. δ 
d. None of the above; the lagging strand is replicated in the 5ʹ to 3ʹ direction. - Answer ️️ -d. 
None of the above; the lagging strand is replicated in the 5ʹ to 3ʹ direction. 
DNA polymerases can synthesize DNA: 
a. de novo, by catalyzing the polymerization of free dNTPs. 
b. by adding dNTPs to complementary dNTPs on a single-...
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Mmsc490 Exam Questions with Complete Solutions
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Mmsc490 Exam Questions 
with Complete Solutions 
 
The feature that most clearly distinguishes eukaryotes from prokaryotes is the presence 
of ......... in eukaryotic cells 
oxidative phosphorylation, ribosomes, a nucleus, RNA molecules - Answer-A nucleus 
Cytoplasmic organelles are *present in prokaryotic cells and absent in eukaryotic cells . 
*absent in prokaryotic cells and present in eukaryotic cells . 
*absent in both prokaryotic and eukaryotic cells . *present in both prokaryotic and 
euk...
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MMSC490 QUESTIONS: FINAL CHP.18
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The Bcl-2 family of proteins is divided into three functional groups that contain and share as many as four Bcl-2 homology domains (BH domains). Which of the following is common to all members of the Bcl-2 family? 
 a. BH1 
 b. BH2 
 c. BH3 
 d. BH4 - Answer- BH3 
 
which of the following stem cells have the capacity to give rise to all the differentiated cell types of adult organisms? - Answer- embryonic stem cells 
 
Murine embryonic stem cells are grown in the presence of a growth factor. Wha...
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MMSC490 Exam 3 2023 (A+ GRADED)
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The plasma membrane barrier to passive diffusion is primarily a function of the membrane's 
a. phospholipids 
b. cholesterol 
c. proteins 
d. glycoprotein correct answers a 
 
mammalian erythrocytes (red blood cells) are particularly useful for studies of the plasma membrane because.. 
a. they have few peripheral proteins 
b. they have only one membrane, the plasma membrane 
c. their plasma membrane is not associated with a cytoskeleton 
d. their plasma membrane contains no cholesterol correct ...
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MMSC490 Practice Exam 1 (100% Accurate Answers)
- Exam (elaborations) • 19 pages • 2023
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cytoplasmic organelles are: 
a. absent in prokaryotic cells and present in eukaryotic cells. 
b. present in both prokaryotic and eukaryotic cells. 
c. present in prokaryotic cells and absent in eukaryotic cells. 
d. absent in both prokaryotic and eukaryotic cells. correct answers a. absent in prokaryotic cells and present in eukaryotic cells 
 
E. coli is a useful model system for molecular biology studies because: 
a. it has a small genome. 
b. it reproduces rapidly. 
c. mutants can easily be i...
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MMSC490 Exam Bundle (Full pack solutions) Graded A
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Exam (elaborations)
MMSC490 Practice Exam 1 with correct Answers

2
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MMSC490 FINAL EXAM QUESTIONS AND ANSWERS

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MMSC490 Final Exam Questions and Answers

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MMSC-490 Exam Questions and Answers

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MMSC490 Exam 3 Questions with correct Answers

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MMSC
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