Exam (elaborations)
ASU BIO 181 Exam 2 (modules 7-12) with complete solutions 2024_2025
- Course
- Institution
ASU BIO 181 Exam 2 (modules 7-12) with complete solutions 2024_2025
[Show more]
Content preview
ASU Bio 181 Exam 1 with completesolutions 2024/2025
The association of ribosomes with _____ invaginations would support the _____
theory. - ANSWER-membrane, endomembrane
After a cell is pancake shaped in a cell culture dish, the order of events that
occurs as a cell walks is? - ANSWER-filopodia, lamellipodia, cell muscle,
retraction fiber
T/F It is presumed that the peroxisomes evolved in these primitive, proto-
eukaryotes to remove oxygen, which was toxic to the primitive cells. - ANSWER-
true
T/F In an extant prokaryotic cell the outer boundary of life is the capsule. -
ANSWER-false
T/F When cancer cells are crowded by surrounding cells, the cancer cells become
spherical and they can still go through cell division. - ANSWER-true
T/F Loss of the cell wall was required for the endomembrane system theory. -
ANSWER-true
T/F Fluorescence microscopy is form of light microscopy - ANSWER-true
T/F Loss of the cell wall is required for the endosymbiotic theory. - ANSWER-true
T/F TEM provides a thin, two-dimensional section of the object being studied. -
ANSWER-true
, T/F The sytoskeleton enabled the primitive cell to become motile. - ANSWER-true
T/F the ancient earth did not contain much oxygen - ANSWER-true
A normal cell is _____ and ____ for growth. - ANSWER-mortal, anchorage
dependent
T/F Ribosomes bound to some of the membrane invaginations in the
endomembrane theory - ANSWER-true
T/F the cytoskeleton gave rise to the nuclear envelope - ANSWER-false
What limits how big a cell can be? - ANSWER-the surface area to volume ratio
T/F DNA in extant prokaryotic cells is circular. - ANSWER-True
Why did Motility improved the fitness of these early cells? - ANSWER-it allowed
them to move away from predators and towards food
T./F the end of the retraction fiber touching the cell culture plate still contains the
cell equivalent of super glue. - ANSWER-true
T/F the presumed first step in the transition of the primitive, proto-prokaryotic cell
into the primitive, proto-eukaryotic cell was the loss of the cell wall. - ANSWER-
true
1n order to examine cells which are smaller than can be detected by the human
senses what needs to be used ? - ANSWER-technology
A cell that is itself an organism must have a minimum of four needs presented in
lecture - ANSWER-find food, find shelter, find mate, and reproduce.
compared to bacteria which of the cell types below are not responsible for finding
food? - ANSWER-lymphocyte, macrophage, and fibroblast
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller tuition. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $11.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
71184 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now