Explain procedure for checking the presence of rhodamine b, Biology

Assignment Help:

Explain Procedure for Checking the Presence of Rhodamine B?

Conduct the experiment following the procedure given herewith:

1. Pour liquid paraffin or mineral oil in a Petri dish.

2. Soak the cotton swab in it.

3. Rub the swab on the surface of a red chilli and observe it for a red colour.

4. Red colour on cotton is a positive test.

5. For chilli powder, shake small quantity (1 tea spoon) of it with paraffin oil. Keep it for 15 minutes with intermittent shakings. Check the colour.


Related Discussions:- Explain procedure for checking the presence of rhodamine b

What respectively are zygotic meiosis, What respectively are zygotic meiosi...

What respectively are zygotic meiosis, gametic meiosis and sporic meiosis? Zygotic meiosis is the one that happens in the haplontic haplobiontic life cycle. Gametes from adult

Zoology, main external morphological feature that differentiates platyhelmi...

main external morphological feature that differentiates platyhelminthes from nematodes

Define reduction of blood lipids, Define Reduction of blood lipids? Thi...

Define Reduction of blood lipids? This effect have been especially observed with saponins. Diets containing saponin-rich foods (300-500 mg saponins/day) e.g. soya, alfalfa, chi

Explain the structural and functional changes in cancer , Identify and brie...

Identify and briefly explain the structural and functional changes that occur in the large bowel when colorectal cancer develops.

Role of chemical factors in controlling apical dominance, Role of Chemical ...

Role of Chemical Factors in Controlling Apical Dominance There were indications about the existence of plant hormones in the last part of 19th century. The plant hormones had

Explain quantitative methods - therapeutic diets, Quantitative Methods - Th...

Quantitative Methods - Therapeutic diets Quantitative Methods: These are often essential for constructing  Lherapeutic diets.  The  two ways by which  this could be done are as

Adaptations, Adaptations Every organism can live and reproduce within a...

Adaptations Every organism can live and reproduce within a certain range of climatic conditions. Organisms that live in hot or cold environments have behavioural and physiologi

Biochemistry, tertiary structure of protein

tertiary structure of protein

Coelom - metazoa, Coelom - Metazoa True coelom is a body cavity which ...

Coelom - Metazoa True coelom is a body cavity which arises within the embryonic mesoderm so that the cavity lies between the body wall (integument; ectoderm) and guts (endoder

Lungs, what is the lungs structure in relation to the excretory system?

what is the lungs structure in relation to the excretory system?

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