Auxins, Biology

Assignment Help:
Auxins
  1. Auxins are plant growth substances. The term Auxin usually refers to a chemical compound called Indole Acetic Acid (IAA), which is the major natural auxin.
  2. In plants auxins are synthesized in meristematic and enlarging tissues.
  3. IAA promotes growth and elongation of stems, roots and enlargement of many fruits.
  4. Auxins are known to loosen the cellulose frame work of cell wall which will help in cell enlargement.
  5. Auxins promote cell division in vascular cambium.
  6. Auxins is also known to promote root initiation.
  7. Auxins is responsible for apical dominance.
  8. Auxins is also known to inhibit the abscission (detachment) of leaves and fruits.
  9. Auxins are also responsible for bending of plants in response to light (phototropism) and also to the gravity stimulus (geotropism)
  10. Auxin spray can prevent premature fruit drop.

Related Discussions:- Auxins

What are the steps in bacterial infection, It contain four steps. They are:...

It contain four steps. They are: Attachment to host Proliferation Invasion of host tissue Toxin-induced damage to host cell

Pharynx and larynx, Pharynx: Pharynx  is a funnel shaped tube about  1...

Pharynx: Pharynx  is a funnel shaped tube about  13cm long that  starts at the internal nares and  extends to the  level of the cricoid cartilage. It  lies posterior  to the n

Illustrate fundamental sexual life cycles, Q. What are the three fundamenta...

Q. What are the three fundamental sexual life cycles studied in Biology? Which of them corresponds to metagenesis? Which of them is the human life cycle? Sexual reproduction ma

What is reverse osmosis, What is reverse osmosis? Give its one application....

What is reverse osmosis? Give its one application. Which two heart sounds are heard through the stethoscope when placed on the chest? When are these sounds produced respectivel

Match the dehydration reaction, Match dehydration reaction and hydrolysis r...

Match dehydration reaction and hydrolysis reaction to molecule synthesis and molecule break-down.

Effect of smoking on body, EFFECT ON BODY - 1 .       CANCER - B...

EFFECT ON BODY - 1 .       CANCER - Benzpyrene present in tobacco is carcinogenic , responsible for lung cancer. Tobacoo chewing also produce oral cancer. Smoking m

Explain inotropes and vasopressors, Explain Inotropes and Vasopressors ...

Explain Inotropes and Vasopressors Persisting hemodynamic instability after correction of hypovolemia would necessitate the use of vasoactive agents. Which drug or interventio

Disposal of microorganisms, Disposal : You must always sterilize cultures ...

Disposal : You must always sterilize cultures and contaminated instruments and glassware before disposing them of or before washing-up. Usually, you can do this by autoclaving or

Explain in details aerobic respiration, Explain in details Aerobic Respirat...

Explain in details Aerobic Respiration? The pyruvate produced in glycolysis is further broken down in most organisms. This process, called aerobic respiration, requires gaseou

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