In eachhuman cell, the DNA stretches about two meters long, yet through this intricate compaction process, it fits neatly inside a nucleus that is much smaller than a strand of human hair. This efficient system allows thelong strands of DNAto fit neatly inside the cell’s nucleus whil...
Proceedings. Biological sciences / The Royal SocietyEllison A, Lopez CMR, Moran P, Breen J, et al. 2015. Epigenetic regulation of sex ratios may explain natural variation in self-fertilization rates. Proc R Soc B 282: 20151900.Ellison, A., Rodriguez L´opez, C. M., Moran, P., ...
Cancer is often seen as a disease that arises from genetic mutations causing cells to divide uncontrollably and invade other parts of the body. But the spread of cells away from their origins is actually anormal process in some cases. The embryo burrows into the uterus during early pregnancy. ...
Notably, these factors will all increase susceptibility to COVID-19, but they cannot explain the findings of sex differences. In the process of recognizing possible factors contributing to gender-and sex-based discrepancies, since age is also a risk factor for COVID-19 severity and mortality, ...
However, the potentially epigenetic biomarkers of nanoplastic neurotoxicity in rodent models are still unknown. The present research aimed to determine the role of competing endogenous RNA (ceRNA) in the process of polystyrene nanoplastics (PS NPs) exposure-induced nerve injury. The study was designed...
How does the process of directed evolution differ from molecular evolution that occurs in cells and organisms? Explain the structural and functional effects that this frameshift mutation (the delta F508 mutation) has on lung cells. Compare ...
They based their work on the idea that while the genes of an organism remain the same throughout life, how cells use them does not. Last spring, they published a paper that lays a mathematical foundation for gene regulation—the process that governs how often and when genes get "read" by...
They based their work on the idea that while the genes of an organism remain the same throughout life, how cells use them does not. Last spring, they published a paper that lays a mathematical foundation for gene regulation—the process that governs how often and when genes get "read" by...
Explain the process of replication of DNA and enzymes involved. How does DNA sequencing work? a. Explain how DNA is packaged in the nucleus. b. Explain how epigenetic tags can 'turn on' or 'turn off' genes. c. Describe a specific example from material from...
Multiple factors modulate microbial community assembly in the vertebrate gut, though studies disagree as to their relative contribution. One cause may be a reliance on captive animals, which can have very different gut microbiomes compared to their wild