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In mathematics, a helix is a shape which has constant curvature and constant torque (see Wikipedia here. What are the biological implications of the DNA double helix...
Asked on 04/03/2021 by SoySoy4444
2 answerSo there are 7 known strains of coronavirus that are known to infect humans: 4 that cause the common cold (229E, NL63, OC43 and HKU1), and 3 that have been...
Asked on 04/03/2021
1 answerSome plants and vines spiral clockwise as they go along (right direction) and some spiral anticlockwise (left direction). What determines which direction they spiral along? At first, I believed it...
Asked on 04/03/2021 by Joshua Lin
6 answerI got my sequencing results (bisulphite treated and non treated sequences of same species Allium cepa) and now I have to do analysis in Cymate online tool. I prepared all...
Asked on 04/03/2021
1 answerI understand that when the muscle is relaxed tropomyosin blocks myosin binding sites on actin filaments thereby preventing muscle contraction. What I am concerned with however, is whether myosin filaments...
Asked on 04/02/2021 by Positron12
1 answerWhen an antibody is bound to an antigen, it can then stimulate a FcR receptor on a phagocyte etc. to respond to the threat. What stops 'free' antibodies from spuriously...
Asked on 04/02/2021 by Reinstate Monica
0 answerWe have some bacterial genomes that were assembled using Spades, they were sequenced with and IonTorrent PGM. There are many assemblers and they give different results. I was...
Asked on 04/01/2021 by Martin Beracochea
1 answerI have been using punnett squares to visualize mating experiments. I am looking at a pairing which is known to have a crossover event occur. I know from empirically collected...
Asked on 03/31/2021 by lintunen
2 answerI understand the basic idea of viral plaque assay, but I don't understand how the virus spreads so quickly in the culture. For example, at 1:30 in...
Asked on 03/29/2021
1 answerAfter PIP2 has been converted into IP3 and DAG by phospholipase C (PLC), some of the IP3 opens calcium channels in the endoplasmic reticulum and calcium ions can enter the...
Asked on 03/29/2021 by Dominique M
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