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

Draw a diagram of transverse section of the spinal cord, Draw a diagram of ...

Draw a diagram of transverse section of the spinal cord showing reflex are and label the following parts: (i) Afferent nerve fibre (ii) Grey matter (iii) Motor nerve fibre

What is the function of the feet in molluscs, What is the function of the f...

What is the function of the feet in molluscs? How is the mollusc foot related to the name given to the classes of the phylum? The mollusc foot has the function of locomotion, s

Hydrophily - cross-pollination, Hydrophily - Cross-pollination All hyd...

Hydrophily - Cross-pollination All hydrophytes are not necessarily pollinated by water. In fact most of the aquatic plant are anemophilous, e.g. Alisma, Nymphaea. Like anemoph

What is prokaryotic chromosomes, The DNA of a bacterial cell,such as Escher...

The DNA of a bacterial cell,such as Escherichia coli is a circular double-stranded molecule  often  referred  to as the bacterial  chromosome.  The circular  DNA  is packaged into

Genetics, discuss chromosomal theory of heredity.

discuss chromosomal theory of heredity.

What is the function of the umbilical cord, What is the function of the umb...

What is the function of the umbilical cord? The umbilical cord haves blood vessels which convey blood among the fetus and the placenta.

Explain the wound breakdown, Wound breakdown With careful flap design a...

Wound breakdown With careful flap design and gentle tissue handling this is a rare complication. The healing which follows is by secondary intention and can be aided by chlorhe

Can you describe about hematosis, Q. What is hematosis? In humans where doe...

Q. What is hematosis? In humans where does hematosis occur? Hematosis is the oxygenation of the blood, venous blood (oxygen-poor) after hematosis is transformed into arterial b

Nutrition, examples of heterotrophic nutrition

examples of heterotrophic nutrition

Biochemistry, Water is most dense and thus heavier at 4 degreese celceus. A...

Water is most dense and thus heavier at 4 degreese celceus. At 0 degreese celceus ice forms and can float on liquid water. Assuming that ice were most dense at 0 degreese celceus,

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