Lampbrush chromosomes, Biology

Assignment Help:

LAMPBRUSH CHROMOSOMES

  1. Discovered by Ruckert.
  2. Lampbrush Chromosomes were seen in Oocytes of several different animals like shark, amphibians, reptiles and birds. (Most distinct in Diplotene stage).
  3. Giant size of these Chromosomes is due to increase in size of Chromonema (not due to number). Chromonema grows in size to form lateral loops.
  4. Synthesis of m-RNA occurs on lateral loops.
  5. Lampbrush    Chromosomes    concerned    with vitellogenesis. (Yolk formation)

572_lampbrush chromosomes.png


Related Discussions:- Lampbrush chromosomes

Metabolic aberrations and symptoms, Q. Metabolic Aberrations and Symptoms? ...

Q. Metabolic Aberrations and Symptoms? We all know that insulin exerts an important role in the maintenance of normal blood glucose levels through its effect on the metabolism

Explain the use of bacterial vaginosis in pregnancy, Use of Bacterial vagin...

Use of Bacterial vaginosis In pregnancy  Bacterial vaginosis has been associated with premature labor and complications of delivery, and symptomatic bacterial vaginosis in preg

Cost due to damage to equipment, Cost due to Damage to Equipment Cost ...

Cost due to Damage to Equipment Cost due to Damage to Equipment, Property etc. Tooling may have to be redesigned, adding cost. Cost due to reduced output and delay

Preventive steps for global warming, Preventive steps for global warming : ...

Preventive steps for global warming :  Growing trees in vacant places. Growing social forests and protect them. Promoting abundant growth of phytoplankton plant species in marine

Why we not inundated with bacterial infections, We are told that every surf...

We are told that every surface we touch is teeming with bacterial cells, and bacteria are found in the pools we swim in, the water we wash with, and on the hands of friends. Why ar

Describe atg or aug, ATG or AUG: The codon for the methionine; the transla...

ATG or AUG: The codon for the methionine; the translation initiation codon. generally, protein translation can only start at the methionine codon (although this codon might be fou

Define micronutrients requirements for anorexia nervosa, Define Micronutrie...

Define Micronutrients Requirements for Anorexia Nervosa? It is advisable to include one 100% RDA multivitamin tablet with minerals. The use of prophylactic thiamine supplements

What might explain the pattern, A zoologist is investigating a population o...

A zoologist is investigating a population of squirrels whose coat color is controlled by a single gene whose two alleles (B1 & B2) are codominant. B1B1 individuals are black, B1B2

Zoonoses disease-transmissible spongif orm encephalopathies, Transmissible ...

Transmissible spongif orm encephalopathies Transmissible spongiform encephalopathies (TSEs, also called Prion diseases) are fatal neurodegenerative diseases such as scrapie of

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd