Giant chromosomes notes
WebNov 7, 2016 · A presentation on giant chromosomes By ABHISHEK GIRI. 4. Giant chromosome Chromosomes are decondensed during interphase. Some exception are lampbrush chromosomes of vertebrate & polytene … Web20 hours ago · Editors' notes This article ... also has secondary appointments in biology, …
Giant chromosomes notes
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WebDec 9, 2024 · There are two types of giant chromosomes – polytene chromosome and lamp brush chromosome. Polytene chromosomes were observed by C.G. Balbiani in 1881 in the salivary glands of … WebThere are two types of giant chromosomes - polytene chromosome and lamp brush chromosome. Polytene chromosomes were observed by C.G. Balbiani in 1881 in the salivary glands of Drosophila. The characteristic …
WebGiant chromosomes have length up to 300 µ. Note # 4. Number of Chromosomes: … WebGiant chromosome - Temporary slide preparation of Polytene Chromosomes from Salivary glands of Chironomus larvae. Video explains the complete procedure of mi...
WebFunctions of giant polytene chromosomes: (1) Main function of the polytene … WebDNA structure and function. DNA is the information molecule. It stores instructions for making other large molecules, called proteins. These instructions are stored inside each of your cells, distributed among 46 long structures called chromosomes. These chromosomes are made up of thousands of shorter segments of DNA, called genes.
Webpolyteny The condition of a chromosome, nucleus, or cell in which the DNA has repeatedly replicated, without subsequently separating (see endomitosis).This results in a cablelike giant chromosome, consisting of up to 1000 parallel chromatids and often showing conspicuous transverse banding.Polyteny has been observed in the cells of certain …
WebBook notes- exam 3; Lecture 1 intro to genetics; Lecture 2 Cytogenetics 1; Lecture 3 cytogenetics 2; Lecture 4 mutations in families; Lecture 5 oral disease - chapter 5 ... It results in the formation of many stranded giant chromosomes known as polytene chromosomes and the condition is known as polyteny. Their size is 200 times or more … mylife foundedWebA polytene chromosome is a type of chromosome with numerous chromatids that are arranged in parallel; they are found in the salivary glands of the larval stage of the mayfly. Polytene chromosomes are found in Drosophila, the genus of fruit flies. Polytene chromosomes are considered to be the largest, most complex, and most interesting … my life free onlineWebDNA structure and function. DNA is the information molecule. It stores instructions for … mylife free