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

Functional morphology of reproductive organs, Normal 0 false ...

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

Science class, Im learning about difference cell structures in science. I w...

Im learning about difference cell structures in science. I was wondering if I might be able to get some information about the epithelial tissue, and the connective tissue. Thankyou

External events contribute to gain of heat in the body, What (a) internal, ...

What (a) internal, (b) external events contribute to gain of heat in the body?   a) Respiration in the tissues, particularly in the brain and active muscles, is the major in

Difference between distant object and near object, Difference between Dista...

Difference between Distant object and Near object - Distan t object Near object   1. Parallel light reaches to eye.   2. Ci

Define the statement -eyes absent protein, Which of the following is a true...

Which of the following is a true statement regarding the Eyes Absent Protein? A. EYA is a transcriptional activator that having both a DNA binding domain and a transactivation

Glucocorticoid response element, GRE  stands for the Glucocorticoid Respons...

GRE  stands for the Glucocorticoid Response Element: The binding site in a promoter to which the activated glucocorticoid receptor can be bind. The glucocorticoid receptor is signi

Pocket psedocyst-endodontics principles and practice, Pocket Psedocyst : le...

Pocket Psedocyst : lesions present as endodontic origins from canals . It makes lumens resemble granuloma . All lesions lined until root canal or apical foramen communicat

Nutrition education for prevention of vitamin a deficiency, Define Nutritio...

Define Nutrition Education for prevention of vitamin a deficiency? Ignorance, you may recall studying earlier, is an important determinant of vitamin A deficiency. There is, th

Protozoa, general charactres and classfication

general charactres and classfication

Mutual supplementation of protein with legume and milk, Define Mutual suppl...

Define Mutual supplementation of Protein with legume and milk? Improvement of cereal diets with legume and milk proteins: The proteins of poor diets based on different cereals

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