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 …
terminology - Why do so many species from the Global Diversity ...
Jan 5, 2026 · I'm comparing taxonomic databases to better understand species names. I've analyzed the list of species from the Catalogue of Life (COL), from Wikidata and from the Global Biodiversity …
How old is this Kodiak bear? - Biology Stack Exchange
Sep 3, 2025 · Apologies if this is off-topic, I couldn't think of a more relevant SE site to post this. Wikipedia has the following picture of a captive Kodiak bear in (presumably) a zoo in Germany. How …
biochemistry - Why are only 6 water molecules formed in the aerobic ...
Oct 7, 2017 · Your confusion comes entirely from this equation: $\ce {C6H12O6 + 6O2 -> 6CO2 + 6H2O}$ This reaction is the combustion of glucose. This is not how glucose is oxidized in cells! Why …
Why are transcripts translated from 5' to 3' direction?
Feb 13, 2014 · What is the mechanism? In other words, how does the tRNA know whether the codon is in 5' to 3' direction? I also heard that anything that is translated from 3' to 5' direction is degraded. Is …
How long will a typical bacterial strain keep in a -80°C freezer?
Mar 8, 2021 · I know that a -80°C freezer is the recommended means of long-term cell-line storage, and that cells will typically not last long in a -20°C freezer. But how long will a typical bacterial strain (e...
For how many generations does the average human have descendants?
Aug 20, 2024 · From what pop science tends to tell us, it seems that the distribution of descendants humans have is very uneven. Mitochondrial Eve is the ancestor of all women in our present, …
Are viruses self-propelled? - Biology Stack Exchange
The existing answers are correct. However, there is now one example of a self-propelled † virus. Herpesviruses assimilate kinesin to produce motorized viral particles Here, using herpes simplex …
Do blood cells immediately die after leaving the body?
Dec 20, 2018 · No. If they did, blood transfusions wouldn't be possible (or they would require some sort of direct body-to-body system). Red cells collected can be stored under refrigeration for over a …
What is the status of the telomeres in HeLa cells?
Aug 29, 2022 · What is unclear to me is why HeLa cells are that particular? My understanding is that the permanent based on (supposedly) the telomerase mechanism exists in all cancer cells, as well as in …