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

Leukemia and explain why each finding occurs in this disease, Patient is a ...

Patient is a 7-year-old girl who was brought to her physician by her mother with complaints of general fatigue, anorexia, and unexplained bruises and "rash" for the past 2 weeks. C

Define the antigen-presenting cells of the immune system, Q. What are the a...

Q. What are the antigen-presenting cells of the immune system? The antigen-presenting cells of the immune system also known as APC cells are cells that do digestion and phagocy

Explain precautions for isolation of pure culture, Explain Precautions for ...

Explain Precautions for Isolation of Pure Culture? 1. Plating of the medium should be done 24 hours before performing the streaking. There should not be any moisture on the

Describe the working of ploidy reduction, Q. During which meiosis division ...

Q. During which meiosis division does ploidy reduction take place? And Does it ploidy reduction occur in mitosis? In the cell division by meiosis ploidy reduction occurs in mei

Biodiesal, Diesel-like liquid obtained from materials of biological origin ...

Diesel-like liquid obtained from materials of biological origin is called biodiesel. Biodiesel can be obtained (i) either from lipids accumulated plants and algae or (ii) from

What is low gradient aortic stenosis, Q. What is Low Gradient Aortic Stenos...

Q. What is Low Gradient Aortic Stenosis? One may come across patients who have severe left ventricular dysfunction and modest gradients across aortic valve. This situation may

Define defensive proteins - biological functions of proteins, Define Defens...

Define Defensive Proteins - Biological Functions of Proteins? These proteins protect in opposition to diseases. Antibodies are the instance of defensive proteins. These combat

Mode of nutrition, explain the mode of nutrition in paramecium, euglena and...

explain the mode of nutrition in paramecium, euglena and hydra

Name the classes of biomaterials, Explain the classes of biomaterials W...

Explain the classes of biomaterials When an artificial material is placed in the human body, tissue reacts in a variety of ways depending on the material type thereby, affectin

Ilustrate about corvous caurinus, When we watch animals in the wild, most o...

When we watch animals in the wild, most often we see them foraging for food. The foraging behaviour of animals has been a focus of behavioural studies for many decades. Natura

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