Microtubules, Biology

Assignment Help:

MICROTUBULES

  • Discovered by De Robertis and Franchi.
  • Term given by Slautterback.
  • These are hollow structures, consists of tubulin protein.
  • Each protein diamer made up of a and b monomers.
  • Diameter of microtubules = 25 nm
  • Present in centrioles, cilia, flagella, spindle fibres.
  • Absent in amoeba, prokaryotes (Blue green algae and bacteria)
  • In plant microtubules often found associated to cell wall. Possibly these transport cell wall material from Golgi body to outside of cell. During cell division these become, distinct and form spindle fibers.

Related Discussions:- Microtubules

Show the inflammation triggered by bacterial infection, Q. Which type of de...

Q. Which type of defense cell do bacteria attract and cause to multiply during the inflammation process? What is the name given to the waste material produced by the inflammation t

Development of reserves - conservation of wildlife, Development of Reserves...

Development of Reserves - Conservation of Wildlife Establishment of Biological reserves, National parks, Forest reserves, Wildlife refuges and Biosphere reserves are effective

Subphylum trilobitomorpha, Subphylum Trilobitomorpha Subphylum Trilobi...

Subphylum Trilobitomorpha Subphylum Trilobitomorpha involves the trilobites. All species are extinct and the fossils point out that they were all marine forms belonging to Pal

Illustrate chromosome structure, Q. Illustrate Chromosome Structure? Cy...

Q. Illustrate Chromosome Structure? Cytologists have studied chromosome morphology and have pointed out that the most interesting feature about the chromosome structure is the

Mechanism of stomatal opening, Mechanism of Stomatal Opening It has be...

Mechanism of Stomatal Opening It has been known for over a century that stomata open because of reversible turgor changes in the guard cells. Stomata open when turgor in the g

Aortic regurgitation by cardiac catheterization, Q. Aortic regurgitation by...

Q. Aortic regurgitation by Cardiac Catheterization? Often cardiac catheterization is not indicated as reliable information for management decision making can be obtained throug

Hirschsprungs disease, Hirschsprungs Disease (Congenital Megacolon): T...

Hirschsprungs Disease (Congenital Megacolon): This  is also known as congenital megacolon. There is absence of ganglion cells, submucus plexus  and intramural plexus  (parasym

Role of lymphatic system - circulation, Normal 0 false false ...

Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4

The process of evolutionary cephalization be described, Using examples of i...

Using examples of invertebrate nervous systems how can the process of evolutionary cephalization be described? Considering the instance of invertebrates it is observed that ev

Exploitation of forests, Exploitation of Forests Exploitation of our f...

Exploitation of Forests Exploitation of our forests for commercial purposes and for food and fodder cannot be stopped completely because of symbiotic relationship between fore

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