Other
A level biology Edexcel A topic 2 questions
- Institution
- PEARSON (PEARSON)
Questions based on the A-level biology Edexcel A specification. Practice questions specific to topic 2.
[Show more]
Seller
Follow
Content preview
A level Biology Edexcel ATopic 2 - Practice Questions
1. What are the properties of gas exchange surfaces
in living organisms?
2. How is the rate of diffusion dependent on these
properties and calculated using Fick’s law?
3. How does the surface area to volume ratio impact
gas exchange?
4. How is the structure of the mammalian lung
adapted for efficient gas exchange?
5. What are the main components of cell
membranes?
6. What is the fluid mosaic model of cell membranes?
7. How can you investigate the effect of alcohol
concentration or temperature on membrane
permeability?
8. What is osmosis?
9. How does osmosis differ from diffusion?
10. What is meant by passive transport and active
transport?
, 11. What is facilitated diffusion?
12. What is active transport?
13. What role does ATP play in active transport?
14. What are endocytosis and exocytosis?
15. How do carrier and channel proteins participate
in membrane transport?
16. What is the basic structure of mononucleotides
and how do they form DNA and RNA?
17. What is complementary base pairing, and how
does it contribute to the DNA double helix?
18. What is the process of protein synthesis,
including the roles of RNA polymerase, translation,
mRNA, tRNA, ribosomes and start and stop
codons?
19. What are the roles of the DNA template strand,
mRNA codons, and tRNA anticodons in protein
synthesis?
20. Where does transpiration occur in protein
synthesis?
21. Where does translation occur in protein
synthesis?
22. What is the function of tRNA in translation?
23. How do tRNA anticodons ensure correct amino
acid placement?
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 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 maleehanauman. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for £0.00. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
82191 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy revision notes and other study material for 14 years now