Biol 212 Study guides, Class notes & Summaries
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![SFSU BIOL 212 Final Exam 2023/2024 with 100% correct answers](/docpics/3935572/65689ed720d85_3935572_121_171.jpeg)
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SFSU BIOL 212 Final Exam 2023/2024 with 100% correct answers
- Exam (elaborations) • 33 pages • 2023
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Homeostasis refers to maintaining a relatively stable internal environment. The "internal environment" is: 
 
a) the blood cells 
b) body parts beneath the skin 
c) the cytoplasm of all the cells in the body 
d) plasma, interstitial fluid, and transcellular fluid 
e) intracellular fluid - correct answer plasma, interstitial fluid, and transcellular fluid 
 
Which of the following is an example of positive feedback? 
 
a) Consuming caffeine increases urine output, causing dehydration 
b) The ...
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Biol 212 Exam Questions With 100% Correct Answers
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Biol 212 Exam Questions With 100% Correct 
Answers 
What is a protist in the most general sense? - answerEukaryotic (nucleus enclosed) cells have 
nuclei and other membrane- enclosed organelles such as mitochondria and plastids. primarily 
aquatic eukaryotic organisms with diverse 
What are the different body plans, modes of nutrition, habitats and reproductive lifestyles? of 
protists - answermost body plans are unicellular, some form colonies, some are coenocytic 
and some are multicellular 
a...
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Biol 212 Exam Questions With 100% Correct Answers
- Exam (elaborations) • 6 pages • 2024
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Biol 212 Exam Questions With 100% Correct 
Answers 
What is a protist in the most general sense? - answerEukaryotic (nucleus enclosed) cells have 
nuclei and other membrane- enclosed organelles such as mitochondria and plastids. primarily 
aquatic eukaryotic organisms with diverse 
What are the different body plans, modes of nutrition, habitats and reproductive lifestyles? of 
protists - answermost body plans are unicellular, some form colonies, some are coenocytic 
and some are multicellular 
a...
![BIOL 212 Exam Questions And Answers (Verified And Updated)](/docpics/5442096/66533fb41b44f_5442096_121_171.jpeg)
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BIOL 212 Exam Questions And Answers (Verified And Updated)
- Exam (elaborations) • 6 pages • 2024
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BIOL 212 Exam Questions And Answers 
(Verified And Updated) 
Which ion most readily leaks across a neuron's membrane, helping to establish the resting 
potential? - answerK+ 
In resting neurons, the membrane is selectively permeable to K+ through a K+ channel protein. 
As K+ leaves the cell along its concentration gradient, the inside of the membrane becomes 
negatively charged relative to the outside. Will K+ continue to leave the cell indefinitely? - 
answerNo−−as the interior of the cell...
![BIOL 212 Exam Questions And Answers (Verified And Updated)](/docpics/5227908/663b23f52396e_5227908_121_171.jpeg)
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BIOL 212 Exam Questions And Answers (Verified And Updated)
- Exam (elaborations) • 6 pages • 2024
-
- $11.49
- + learn more
BIOL 212 Exam Questions And Answers 
(Verified And Updated) 
Which ion most readily leaks across a neuron's membrane, helping to establish the resting 
potential? - answerK+ 
In resting neurons, the membrane is selectively permeable to K+ through a K+ channel protein. 
As K+ leaves the cell along its concentration gradient, the inside of the membrane becomes 
negatively charged relative to the outside. Will K+ continue to leave the cell indefinitely? - 
answerNo−−as the interior of the cell...
![SFSU BIOL 212 Final Exam 2023/2024 with 100% correct answers](/docpics/4001838/6576e56aadae7_4001838_121_171.jpeg)
-
SFSU BIOL 212 Final Exam 2023/2024 with 100% correct answers
- Exam (elaborations) • 33 pages • 2023
-
- $12.49
- + learn more
Homeostasis refers to maintaining a relatively stable internal environment. The "internal environment" is: 
 
a) the blood cells 
b) body parts beneath the skin 
c) the cytoplasm of all the cells in the body 
d) plasma, interstitial fluid, and transcellular fluid 
e) intracellular fluid - correct answer plasma, interstitial fluid, and transcellular fluid 
 
Which of the following is an example of positive feedback? 
 
a) Consuming caffeine increases urine output, causing dehydration 
b) The ...
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