Positive results from COLCORONA trial show that colchicine is the only effective oral medication for treating non-hospitalized patientsMONTREAL, Jan. 22...
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(Download) CS (MAIN) EXAM : 2020ZOOLOGY (Paper 2)
SECTION A
Q1.(a) What is Wobble hypothesis? How does it explain degeneracy in genetic code?
(b) Describe the mechanism of sex determination in Drosophila.
(c) Differentiate between sympatric a
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In the dark waters of Lake Superior, a fish species adapted to regain a genetic trait that may have helped its ancient ancestors see in the ocean, a study finds. ''Evolution is often thought of as a one-way process, at least over deep time, but in this exampl
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Patients with inactive cancer and not currently undergoing treatments also face a significantly higher risk of severe illness from COVID-19.
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Researchers at the University of Georgia are studying the risk of Listeria monocytogenes developing a tolerance to sanitizers, with a specific focus on fresh produce production plants. The project, titled Possibility, duration and molecular predictors of san
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Author summary The parasites Trypanosoma congolense and T. vivax are the most significant causative agents of Animal African trypanosomiasis (AAT). AAT kills an estimated 3 million cattle each year and represents a huge financial burden on food production in
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Its likely that Covid-19 is never going away for good. In time, humans will get used to living alongside the virus
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Threshold will be reached if new form of virus becomes established in the population and the Province sticks to its plan to reopen all schools on Feb. 10, forecasting shows.
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In the dark waters of Lake Superior, a fish species adapted to regain a genetic trait that may have helped its ancient ancestors see in the ocean, a study finds. 'Evolution is often thought of as a one-way process, at least over deep time, but in this example
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Author summary Inferring familial relationships has a wide range of applications. Family-based genome-wide association studies and population-based GWAS both require genetic relationships. Inferring relationship is essential for unknown familial structures an
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Corpse flowers arent doing great in their native home of Sumatra, as they are dwindling because of deforestation for lumber and crops.
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Genetic diversity and phylogenetic diversity reflect the evolutionary potential and history of species, respectively. However, the levels and spatial patterns of genetic and phylogenetic diversity of wildlife at the regional scale have largely remained unclea
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When humans first domesticated maize some 9,000 years ago, those early breeding efforts led to an increase in harmful mutations to the crop's genome compared to their wild relatives, which more recent modern breeding has helped to correct.
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Active DNA demethylation has emerged as an important regulatory process of plant and mammalian immunity. However, very little is known about the mechanisms by which active demethylation controls transcriptional immune reprogramming and disease resistance. Her
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(National University of Ireland Galway) Breast cancer investigators in the Lambe Institute at NUI Galway have collaborated on a pivotal international study into breast cancer risk which was published in the New England Journal of Medicine today. The results o
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(Cornell University) A new Cornell University study found that harmful mutations in sorghum landraces - early domesticated crops - decreased compared to their wild relatives through the course of domestication and breeding.
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Collateral sensitivity (CS) is a promising alternative approach to counteract the rising problem of antibiotic resistance (ABR). CS occurs when the acquisition of resistance to one antibiotic produces increased susceptibility to a second antibiotic. Recent st
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Natural hybridization has been considered a source of taxonomic complexity in Cryptocoryne. A combined study of DNA sequencing data from the internal transcribed spacer (ITS) of nuclear ribosomal DNA and the trnK-matK region of chloroplast DNA was used to ide
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In the dark waters of Lake Superior, a fish species adapted to regain a genetic trait that may have helped its ancient ancestors see in the ocean, a study finds.
Read more at Phys.Org
Myotis nimbaensis, shown here, is a new species of bat named for the mountain range in which it is found, the Nimba Mountains in West Africa. Credit: Bat Conservation International ====================================================== A group of scientists
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