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I am hoping to perform a metagenomics study of samples from a lava tube. It will be in a remote area (with no large scientific equipment) and I would need...
Asked on 03/19/2021 by thatbat
1 answerIn order to generate a tube system of low resistance, sieve elements lose most of their cellular components such as the nucleus, cytoskeleton, ribosomes, tonoplast etc. Mature sieve elements contain...
Asked on 03/19/2021
1 answerFrom reading public media I have the impression that while peanut allergy is not more common then pollen allergies, peanut allergy is often more problematic and sometimes even deadly.The most...
Asked on 03/19/2021
0 answerThe human DNA molecule (chromosome) is about 2 meters in length. See here. We have 46 of them so in total 92 meters (imagine we would place...
Asked on 03/18/2021
1 answerI recently watched the video This Is Not Yellow explaining how red, green, and blue pixels can be used to create images of all other colors. Since yellow is...
Asked on 03/16/2021 by Mark H
2 answerIf a tree grows against a taut wire then the tree will grow around it, eventually enveloping the entire wire. This often scars the tree, and if the wire is...
Asked on 03/16/2021 by bitsmack
1 answerI am not sure whether the word "touch sensitive" is precise enough. What I am looking for is a list of plants that respond to touch noticably like Mimosa...
Asked on 03/16/2021 by Ahmed Abdullah
1 answerConsider the following ion concentrations on either side of a cell membrane (in = inside cell, out = outside cell): $[text{Na}^+]_{text{in}} = 10mM$,$[text{Na}^+]_{text{out}} = 142mM$,$[text{K}^+]_{text{in}}...
Asked on 03/15/2021
1 answerWas it a 1 and done thing? Plants seem to have developed photosynthesis by the endosymbiosis of cyanobacteria. Is the latter the one time in Earth's history that the process...
Asked on 03/15/2021 by N Francis
2 answerI would like to ask what type of cells should someone expect in a pharyngeal smear, in a person, who is infected with a viral infection. Thank you a lot!...
Asked on 03/15/2021
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