Summary
Summary Cytology Notes for MATSEC A-level Biology
- Course
- Institution
These are notes about cytology, the first topic of MATSEC A-level Biology.
[Show more]
Seller
Follow
hazelborgkara
Reviews received
Content preview
& Maria Lourdes Attard GCHSS A- Level Bio- 2021-22EUKARYOTIC PROKARYOTIC
Nucleus Present Absent
Number of More than one One--but not
chromosomes true
chromosome:
Plasmids
Cell Type Usually multicellular Usually
unicellular
(some
cyanobacteria
may be
multicellular)
Membrane Present Absent
bound Nucleus
Example Animals and Plants Bacteria and
Archaea
Genetic Meiosis and fusion of gametes Partial,
Recombination undirectional
transfers DNA
Lysosomes and Present Absent
peroxisomes
Microtubules Present Absent or rare
Endoplasmic Present Absent
reticulum
Mitochondria Present Absent
Cytoskeleton Present May be absent
DNA wrapping Eukaryotes wrap their DNA around proteins Multiple
on proteins. called histones. proteins act
together to fold
and condense
* 12
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 hazelborgkara. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.74. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
75632 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now