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

Define the open loop system, Situation in which a closed loop negative feed...

Situation in which a closed loop negative feedback system is  converted to an open loop system?     A.  A disease that destroys all the adenylyl cyclase and all the cAMP in the

Optional use values of biodiversity, Q. Optional use values of biodiversity...

Q. Optional use values of biodiversity? Optional values are associated with potential use in the future. Accordingly one opts to conserve biodiversity based on the hope that it

Water absorption, Water Absorption Water status of a plant is determin...

Water Absorption Water status of a plant is determined by two major factors: i) water absorption and ii) water loss. We deal with water absorption in this section and water lo

Gateway reaction-entry clone and destination vector, (1) From the above gat...

(1) From the above gateway reaction (entry clone and destination vector); (i) which plasmid will be selected for when transformed into E.coli (A or B) and why? (ii) which an

Neo-lamarckism, NEO-LAMARCKISM Modem modified form of Lamarck theory...

NEO-LAMARCKISM Modem modified form of Lamarck theory is regarded as Neo-Lamarckism. Mc Dougall (1938) found that time taken for training the mice was reducing gradually

Skin, what is the warmest and coldest parts of the boy

what is the warmest and coldest parts of the boy

Treatments of coronary, The treatment of hyperlipidemia requires two approa...

The treatment of hyperlipidemia requires two approaches: Therapeutic lifestyle changes (TLC) and medications. To achieve target LDL levels, most patients need both approaches si

Explain foscarnet, Foscarnet  (Foscavir)  Foscarnet is an alternative t...

Foscarnet  (Foscavir)  Foscarnet is an alternative to ganciclovir and valganciclovir for treatment of CMV infection. It is approved for use in CMV retinitis, including progress

Define body building functions of proteins, Define Body Building functions ...

Define Body Building functions of proteins? The primary functions of proteins, as you might be aware, is tissue growth and maintenance. Protein contains amino acids - the build

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