
How to calculate the osmolality of Hepes solution?
Jan 9, 2024 · Here is an excerpt from Kollmann et al. (2020, J. Physiol.): This ring was placed in a recording chamber continuously perfused with 37°C aerated Hepes solution containing (in mM) 136 …
Stealth Mosquitoes? - Biology Stack Exchange
Aug 26, 2024 · Have mosquitoes become silent and invisible, or am I losing my senses of hearing and sight? This summer I have seen no mosquitoes and have only heard two of them, very quiet, as I sat …
metabolism - Why are 6 turns of the Calvin cycle needed to make one ...
Oct 6, 2021 · I‘ve read that 6 turns of the Calvin cycle are required to make 1 glucose molecule. But, 3CO 2 and 3RuBP are used in one cycle and 6 triose phosphate is produced. Only 5 triose …
Why are so few foods blue? - Biology Stack Exchange
Feb 22, 2017 · Although blue foods exist, they're rare enough compared to other foods for food preparers to use blue plasters as a convention. The natural colour of a given food is due to pigments …
evolution - Bootstrap question - Biology Stack Exchange
Oct 14, 2015 · The term bootstrapping is a concept of statistics that is much broader than its particular application to phylogenetics. Bootstrapping refers to the process of sampling iteratively your own …
IU Unit in Virology - Biology Stack Exchange
Feb 11, 2020 · In a paper recently I saw "Cell are infected with 50,000 IU of virus per 100ul well". I can not seem to find a defintion of this unit? Is it a functional unit or just a count? If someone is familia...
Why did the urinary bladder evolve? - Biology Stack Exchange
Here are just a few points that might apply: Urine is used for scent marking by some species, so the ability to store urine could be useful. At the opposite side, controlling the release of a strong scent …
Cytokine responsiveness - Biology Stack Exchange
Nov 10, 2016 · Why is it that cytokine responsiveness is less in progenitor cells than their ancestors (stem cells)? What will be the benefit of such reduction in responsiveness?
Distribution of hearing loss - Biology Stack Exchange
Dec 8, 2020 · Low-frequency sounds are more penetrating, damaging. Hearing damage caused by blasts typically occurs at frequencies around 2 - 8 kHz, while age-related hearing loss starts at the …
What is the speed of human immune reactions? - Biology Stack Exchange
Sep 3, 2021 · It's easy to find general lists of immune systems: innate/adaptive, complement, phagocytes, B/T cells, and so on. Annoyingly, they are very skimpy on quantitative information …