Bio 111 LAB exam with complete
solutions 2024/2025
what are the three components of a cell - ANSWER-plasma membrane, nucleus,
cytoplasm
the selectively permeable outer barrier of the cell, which exerts control over what
enters and leaves the cell - ANSWER-plasma membrane
the cell's control center, which contains the cell's DNA - ANSWER-nucleus
is everything inside the cell except for the nucleus - ANSWER-cytoplasm
the cytoplasm includes what two components - ANSWER-cytosol
organelles
the fluid within the cell - ANSWER-cytosol
the subcellular structures that act as the working machinery of the cell
(organelles = "little organs") - ANSWER-organelles
The selectively permeable outer barrier of the cell. Controls what enters/exits the
cell - ANSWER-plasma membrane= cell membrane
Houses genetic information (DNA), controls cellular structure and functions -
ANSWER-nucleus
produces ribosome - ANSWER-nucleolus
site of protein synthesis - ANSWER-ribosomes
fluid portion of the cytoplasm that surrounds the organelles - ANSWER-cytosol
, Network of flattened sacs that synthesize glycoproteins and phospholipids -
ANSWER-rough ER
Network of tubules that synthesize lipids (fatty acids and steroids) - ANSWER-
smooth ER
Modifies, sorts, packages and transports proteins received from rough ER ("post-
office" - ANSWER-golgi apperatus
"Powerhouse" of the cell, generate energy or ATP - ANSWER-mitochondrion
Contain digestive enzymes that breakdown a variety of molecules - ANSWER-
lysosome
Organizing center for growth of mitotic spindles (needed for cell division), and
microtubules - ANSWER-centrioles
Network of protein filaments that extend through the cytosol - ANSWER-
cytoskeleton
groups of cells that function together to carry out specialized activities -
ANSWER-tissues
this tissue Covers surfaces of the body, lines hollow organs and forms glandular
tissues - ANSWER-epithelial
what are the four types of tissue - ANSWER-epithelial, connective, muscle,
nervous
this tissue Supports and protects other tissues. - ANSWER-connective
this tissue Produces movement for various purposes - ANSWER-muscle
this tissue Acts to communicate with, and control, other parts of the body -
ANSWER-nervous
in the simple epithelium this is a Single layer of flat cells, centrally located
nucleus - ANSWER-simple squamous
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 $11.49. You're not tied to anything after your purchase.