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Meep
  • Member for 8 years, 10 months
  • Last seen more than a month ago
  • Cambridge, UK
25 votes
1 answer
9k views

Why do you die if you cannot breathe?

11 votes
2 answers
14k views

At what point during an action potential are the sodium potassium pumps working?

11 votes
1 answer
2k views

Quinone A, Quinone B, Ubiquinone, Plastoquinone: whats the difference?

10 votes
3 answers
2k views

Are non-coding RNAs introns?

10 votes
1 answer
1k views

What is the mechanism behind tinnitus?

8 votes
1 answer
964 views

If so many different hormones/molecules work by activating adenylyl cyclase, how do they have different effects?

7 votes
1 answer
541 views

What stimulates a nociceptor?

7 votes
3 answers
11k views

Photosystem 1 and 2; P680/P700; Chlorophyll a/b

6 votes
1 answer
180 views

Why are X-linked illnesses less common in females if females have X-chromosome inactivation anyway?

6 votes
1 answer
721 views

Do plants have cellulases?

6 votes
1 answer
5k views

Lac operon: How can lactose enter the cell in the absence of lactose permease?

5 votes
1 answer
280 views

How do mutations actually occur?

5 votes
1 answer
10k views

Why is the neuronal plasma membrane more permeable to potassium ions than sodium ions?

5 votes
1 answer
2k views

How is adrenaline (also known as "epinephrine") a ligand?

5 votes
1 answer
181 views

How does de-myelination occur in multiple sclerosis?

5 votes
1 answer
9k views

Difference between thylakoids and lamellae in a chloroplast?

5 votes
2 answers
3k views

How does optogenetics work?

4 votes
3 answers
16k views

What are the differences between how glucagon and cortisol work to increase blood sugar?

4 votes
1 answer
13k views

What is the difference between a species tree, a gene tree and a phylogenetic tree?

4 votes
1 answer
932 views

What is the purpose of two cell divisions in meiosis?

4 votes
1 answer
1k views

Glycogen vs cellulose-curvature of glycogen molecule?

4 votes
1 answer
701 views

Quantifying DNA in a band on gel electrophoresis

4 votes
2 answers
4k views

Definition of a Katal (unit of enzyme activity)

3 votes
1 answer
544 views

Difference between morphogens and evocators in development?

3 votes
1 answer
120 views

Is Sda a protein, or is it a protein domain of DnaA?

3 votes
1 answer
182 views

The shape of mRNA

3 votes
1 answer
82 views

Could there be a pathogen which does not activate an immune response?

3 votes
2 answers
254 views

Nomenclature of enzymes involved in synthesis of glutamine

3 votes
1 answer
813 views

How is the rate of gluconeogenesis controlled in the cell?

3 votes
0 answers
184 views

Question about genetic recombination