10. ribosome: small particle in the cell on which proteins are assembled; made of
RNA and protein
11. vacuole: cell organelle that stores materials such as water, salts, proteins, and
carbohydrates
12. diffusion: process by which molecules tend to move from an area where theyare
more concentrated to an area where they area less concentrated
13. osmosis: diffusion of water through a selectively permeable membrane
14. isotonic: when the concentration of two solutions is the same
15. hypertonic: when comparing two solutions, the solution with the greater con-
centration of solutes
16. hypotonic: when comparing two solutions, the solution with the lesser concen-
tration of solutes
17. facilitated diffusion: movement of specific molecules across cell membranes
through protein channels
18. active transport: energy-requiring process that moves material across a cell
membrane against a concentration difference
19. endocytosis: process by which a cell takes material into the cell by infolding ofthe
cell membrane
20. phagocystosis: process in which extensions of cytoplasm surround and engulf
2/3
2 of 6 10/24/2024, 8:33
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 NurseFerian. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.99. You're not tied to anything after your purchase.