
metabolism - Why are 6 turns of the Calvin cycle needed to make …
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 …
Does food continue to stay sequential once it is inside my body?
Feb 4, 2016 · In general, food is not kept in any particular sequential order. The stomach has a lot of smooth muscle which churns the food, very rapidly erasing any "order" to the food. Beyond …
How old is this Kodiak bear? - Biology Stack Exchange
Sep 3, 2025 · Hmmm, not sure that this is the right site, or that any SE site is the right one for this. Image is from 2006 apparently. Looks like an adult, so at least 5 years old at the time. I don't …
coronavirus - How T-Cell recognizes a cell infected by a virus ...
Jul 23, 2020 · When virus just entered a cell, but had no chance to churn more copies: Is surface of the cell any different? How T-cell can distinguish infected cell from non-infected?
Why deoxyribose for DNA and ribose for RNA? - Biology Stack …
Dec 12, 2014 · Why is DNA made out of deoxyribose and RNA made of ribose? Why can't they both use ribose or deoxyribose? I think that the deoxyribose gives an advantage in storing …
How many base codes are in DNA? Two or four? - Biology Stack …
Nov 4, 2023 · Please explain what you mean by “base code”. It is not a term that means anything to me as a molecular biologist. And then how such a thing (or apparently things are “in DNA”. I …
Newest 'pathology' Questions - Biology Stack Exchange
Is bacterial "colonization" restricted to human body surfaces not the deep tissues? This seems to be the point where the perspective of human beings from a medical viewpoint intersects with …
Are there organisms with fewer than 1000 neurons?
Mar 24, 2017 · I'm developing neural networks comprised of just 3 to 10 layers of virtual neurons and I'm curious to know if there are any insect brains out there with fewer than a thousand …
biochemistry - Difference between negative allosteric regulation …
Jan 27, 2016 · Both connect to some site other than the active site which controls the shape of the active site and causes the enzyme to be less active. So what is the difference?
How can we differentiate between respiration and breathing?
Apr 26, 2015 · I am a student of 10th grade, and I eagerly want to learn biology. What is the difference between respiration and breathing?