MCAT Biology 1.3 Questions and
Answers | Latest Update | 2024/2025 |
100% Verified
What is the primary function of the rough endoplasmic reticulum?
The rough endoplasmic reticulum is involved in the synthesis and modification of proteins,
as it is studded with ribosomes that translate mR...
cells by exchanging intracellular calcium for extracellular sodium, influencing heart contraction.
What is the function of the primary cilium in cell signaling?
✔✔The primary cilium acts as a sensory organelle that detects and responds to environmental
signals, playing a role in various cellular processes including signaling and development.
How does DNA methylation affect gene expression?
✔✔DNA methylation typically represses gene expression by adding methyl groups to cytosine
residues in DNA, which can prevent transcription factors from accessing the gene.
2
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 EFT, 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 this summary from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller SterlingScores. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy this summary for R167,69. You're not tied to anything after your purchase.
