Top new questions this week:
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Many questions already exist regarding dominance/recessive relationships, see e.g. here. I am asking this question because I have often wished to have it to refer to, and also genuinely curious …
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The Wikipedia article on the definition of life states that there is no consensus for the definition of life with at least 123 definitions being proposed. I am unclear why this is the case.
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I am an engineer entering the field of microbiology. I was watching bacterial colonies (lab strain E. coli to be specific) being grown on agar plates. I was surprised that the bacterial colony was not …
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I have so far only seen programs that work on monomeric amino acidic (1D) sequences, like ProtParam, but now that more 3D protein structure predictions can be trusted, I wonder if there is an …
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My question is assuming the baby doesn’t have albinism. If the mother has albinism and her family all has dark skin and the father doesn’t have albinism and has light skin, would the baby just get the …
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I am reading a journal paper about the insulin receptor (IR). The insulin receptor is a receptor tyrosine kinase, and upon ligand binding, undergoes autophosphorylation of intracellular tyrosine …
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I’m tinkering with an idea for an app to identify yard weeds, just as a personal project. I’ve been looking for some sort of dichotomous key (ie, “Does it have fur?” “Does it have …
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Greatest hits from previous weeks:
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Today while cooking with potatoes when I cut open a potato(raw) which was looking perfect from the outside showed purple veins. I threw it in my kitchen garden but than I wondered what it could be …
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Can humans live without eating food, just by drinking water? How long can we survive just by drinking water everyday?
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In practice, when you have vasoconstriction of the glomerular capillaries and subsequently an increase in blood pressure, glomerular filtration rate increases. However, this seems counterintuitive to …
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Here is a pedigree: The trait is autosomal recessive. The question is: What is the probability that the bottom 2 people (4 and 5) have a child with the trait? I tried doing …
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All the DNA extraction protocols I have seen involve adding salts to the extraction buffer. What is the purpose of the salts? What happens if they aren’t included?
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When you get a shot for a vaccine (for example, the annual flu vaccine), the nurse frequently indicates that your arm will ache for a day or two, maybe more. This ache is typically not just a pain …
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I wanted to understand what is the difference between systolic and diastolic readings of blood pressure. I understand 120-80 to about 100-60 is considered normal but does the difference in the two …
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Can you answer this question?
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I have a protein with a serine modified with an O-octanoyl group (ester linkage). What enzyme could I use to remove this group? Could I use a lipase, such as pancreatic lipase?
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