ASU BIO 181 Exam 1 A+ Questions and Answers Verified Solutions Latest Update 2026/2027

ASU BIO 181 Exam 1 A+ Questions and
Answers Verified Solutions Latest Update
2026/2027

Question:
Primitive prokaryote cell evolved into_________

Answer:
pro-eukaryotic cell


Question:
Eukaryote

Answer:
single celled organism


Question:
Paramecium

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


Question:
What does a paramecium use cilia for?

Answer:
to move


Question:
What was the precursor to our kidneys?

,Answer:
contractile vacuole


Question:
SEM(Scanning Electron Microscopy)

Answer:
cannot view living cells


Question:
What can parameciums o as a defense technique against predators?

Answer:
they can shed their cilia


Question:
Cells "walk" with ______ and ________

Answer:
lamelipodium an fillapodium


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

Answer:
the front has lamelipodium and filapodium, the back has retraction fibers


Question:
Focus

Answer:
clump of cancer cells

, Question:
Phase Contrast Microscopy

Answer:
can watch living cells move, light microscopy


Question:
Retraction Fiber

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


Question:
How can a cell stretch their parts so extensively?

Answer:
elasticity and the plasma membrane


Question:
Normal cells are anchorage-_______________

Answer:
dependent


Question:
Cancer cells are anchorage-________________

Answer:
independent


Question:
Anchorage-dependent