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

Spore forming protozoan, Normal 0 false false false EN-...

Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4

Explain pyruvate kinase, Pyruvate kinase catalyzes the third irreversible m...

Pyruvate kinase catalyzes the third irreversible move in glycolysis.  It is activated by fructose 1, 6-bisphosphate.  The ATP and amino acid alanine allosterically inhibit the enzy

Do enzymes act better under basic or acid ph, Q. Do enzymes act better unde...

Q. Do enzymes act better under basic or acid pH? Most enzymes act in pH between 6 and 8, a range that corresponds to the general acidic level of blood and cells. There are enzy

What is the functional unity of the kidneys, Q. What is the functional unit...

Q. What is the functional unity of the kidneys? The functional (filtering) unity of the kidneys is the nephron a nephron is made of efferent arteriole, afferent arteriole, glom

Which term describes first step in production of urine, In studies of human...

In studies of human body, which of the below terms is used to describe the first step in production of urine? Is it: a) Tubular reabsorption b) Tubular secretion c) Glome

Describe pharmacologic agents in amyl nitrite, Describe Pharmacologic Agent...

Describe Pharmacologic Agents in amyl nitrite ? Amyl Nitrite : It produces vasodilatation which initially results in marked fall in BP and in the next 30-60 seconds there is

Synthesis of citratefrom acetyl coa and oxaloacetate, Synthesis of citratef...

Synthesis of citratefrom acetyl CoA and oxaloacetate: Citrate synthase catalyses this aldol condensation reaction with the release of CoA. There are certain inhibitors to  this re

Define the reaction to food additives, Define the Reaction to Food Additive...

Define the Reaction to Food Additives? Food additives such as preservatives, flavour enhancers and colouring agents have been linked to adverse food reactions. Additives implic

Dietary management of dyspepsia, Q. Dietary management of dyspepsia? Ke...

Q. Dietary management of dyspepsia? Keeping in mind the etiology, symptoms and complications of dyspepsia it must be clear that treatment and management of [his disorder does n

Which kind of polarity do fat-soluble substance has, Q. Which kind of polar...

Q. Which kind of polarity do fat-soluble and water-soluble substances respectively have? Ans. Water-soluble substances are behave as polar molecules, i.e., they have e

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