05/03/21

Leishmania CRISPR

Hi,I would like to know what CRISPR has been used for in Leishmania?ex. knockout studies... what else?Thank you

What is the anion of this formula? Please help if possible. Thank you!

When NaCl dissociates in water, what is the anion? When Ca(OH)2 dissociates in water, what is the anion? 

fallacy of false division and false composition

Hello!Could you guys please give me examples of fallacy of false division and false composition. I am still not able to grab my mind around it, so could y’all give me an example of both. Thanks!

Blood clotting inside a syringe

Can someone explain the mechanism of blood clot formation inside a syringe? Not inside a blood vessel, why does it happen?

Do mosquitos excrete blood?

Since insects like mosquitos ingest only blood, and insects generally excrete their solid and liquid waste [at the same time](https://www.youtube.com/watch?v=6a8psEYgopw) as... more

Why did a lot of common insects evolve such a thin waist?

Something that doesn't quite make sense to me is why lots of insects like ants, bees and wasps have a such a small petiole when it connects many major organs to the rest of their body from a... more

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