Lampbrush chromosome
(Science: cell biology) large chromosomes (as long as 1mm), actually meiotic bivalents, seen during prophase of the extended meiosis in the oocytes of some amphibia.
segments of dna form loops in pairs along the sides of the sister chromosomes, giving them a brush like appearance. These loops are not permanent structures but are formed by the unwinding of chromomeres and represent sites of very active rna synthesis.
The hominid family diversified from the apes around 6 to 8 million years ago. Since then, the evolutionary path has prov..
Humans are diploid creatures. This means that for every chromosome in the body, there is another one to match it. Howeve..
This tutorial elucidates body temperature regulation. Know the details here to learn how the body sets the body temperat..
Proteins have a crucial role in various biological activities. Get to know how proteins are able to perform as enzymes, ..
Osmoregulation is the regulation of water concentrations in the bloodstream, effectively controlling the amount of water..
This tutorial is a continuation of the first lesson on chromosomal mutation. Here, find out the chromosomal aberrations ..