Difference between "a" and "i" bands, Biology

Assignment Help:

DIFFERENCES BETWEEN "A" AND "I" BANDS

 

 

A-Band (Anisotropic band)

 

I-Band (Isotropic band)

1.

It has wide H-zone.

1.

It has thin Z-line.

2.

It gives dark appearance and hence also

2.

It gives light appearance hence also called

 

 

3.

called dark band.

 

It contains myosin filaments and parts of

 

 

3.

light band.

 

It contains part of actin filaments.

 

actin filaments.

 

 

4.

Its length remains unchanged during

4.

It shortens during muscle contraction.

 

muscle contraction.

 

 


Related Discussions:- Difference between "a" and "i" bands

Countercurrent flow, Countercurrent flow is the arrangement by which fish ...

Countercurrent flow is the arrangement by which fish get oxygen from the water which flows by the help of their gills. The water flows across the respiratory surface of the gill i

What are the main characteristics of the bryophytes, What are the main char...

What are the main characteristics of the bryophytes? Bryophytes are nonvascular plants, i.e., they do not have conductive tissues and they perform transport of water and nutrie

Explain tertiary and quaternary structure of proteins, Explain Tertiary str...

Explain Tertiary structure and Quaternary structure of proteins Tertiary structure Secondary structure, in turn, folds back and bonds to itself in a three-dimensional mann

Ontogeny, Ontogeny: This is the study of history of an individual. Ontogen...

Ontogeny: This is the study of history of an individual. Ontogeny is also known as ontogenesis and morphogenesis. Ontogeny describes the origin or the development of an organism -

Intermediate filaments - cytoskeletal structures, INTERMEDI A T E FILAME...

INTERMEDI A T E FILAMENTS These are non-living structures. Made up of different types of protein eg. Keratin, synemin, desmin and vimentin. These are divided into four

What do you mean by hemichordata, Q. What do you mean by Hemichordata ? ...

Q. What do you mean by Hemichordata ? Hemichordates re vermiform (worm-like) animals which have few characters like those of the chordates, hence the name hemichordata (hemi :

Regulation of breathing and blood pressure, Q. Which is the brain region re...

Q. Which is the brain region responsible for the regulation of breathing and blood pressure? The neural regulation of breathing, blood pressure and other physiological paramete

What are some prophylactic measures for tapeworm infections, Q. What are so...

Q. What are some prophylactic measures for tapeworm infections? The major prophylactic measures against the taeniasis and the cysticercosis are not to ingest raw or badly cooke

Excreatory organ, what is the excreatory organ of silverfish?

what is the excreatory organ of silverfish?

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