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Bio 181 ASU Exam 1 Questions and Correct Answers the Latest Update and Recommended Version $11.49   Add to cart

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Bio 181 ASU Exam 1 Questions and Correct Answers the Latest Update and Recommended Version

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Primitive prokaryote cell evolved into_________ pro-eukaryotic cell Eukaryote single celled organism Paramecium distant ancestor of our cells, limited by # of biomolecular machines within itself What does a paramecium use cilia for? to move What was the precursor to our kidneys? contr...

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  • October 23, 2024
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  • 2024/2025
  • Exam (elaborations)
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Bio 181 ASU Exam 1 Questions and
Correct Answers the Latest Update and
Recommended Version
Primitive prokaryote cell evolved into_________

✓ pro-eukaryotic cell


Eukaryote

✓ single celled organism


Paramecium

✓ distant ancestor of our cells, limited by # of biomolecular machines within itself


What does a paramecium use cilia for?

✓ to move


What was the precursor to our kidneys?

✓ contractile vacuole


SEM(Scanning Electron Microscopy)

✓ cannot view living cells


What can parameciums o as a defense technique against predators?

✓ they can shed their cilia



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Cells "walk" with ______ and ________

✓ lamelipodium an fillapodium


How do you distinguish the front and the back of the cell?

✓ the front has lamelipodium and filapodium, the back has retraction fibers


Focus

✓ clump of cancer cells


Phase Contrast Microscopy

✓ can watch living cells move, light microscopy


Retraction Fiber

✓ the first lamelipodia, stretches until it breaks and then releases cytoplasm and is
reabsorbed into the cell


How can a cell stretch their parts so extensively?

✓ elasticity and the plasma membrane


Normal cells are anchorage-_______________

✓ dependent


Cancer cells are anchorage-________________

✓ independent



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