What are the important steps in the isolation of pectin from citrus peel?Why each steps are important?

Q: Why does Bt maize have less fumonisin than non-GMmaize?

A: Genetic engineering is defined as the direct manipulation of an organism’s genes including heritable…

Q: Why are plant produced by this techniques called somaclones?

A: The technique that is used for the production of somaclones is micro propagation. It is a technique…

Q: What is the purpose of doing photochemical screening of different plant?

A: Phytochemical screening of different plants is essential step in the detection of bioactive…

Q: What are the methods used for testing phenolics in plants?

A: Phenolic compounds are the phytochemicals that are found in all plants. It consists of simple…

Q: What causes club root in brassicas (cabbage)?

A: The infection of clubroot occurs through its root hair which spreads through he zoospore formed by…

Q: which form of (N) is most readily avalable for Plant uPtake? is Nbs-N or NA4 ? in which Condition…

A: The form of nitrogen (N) that is most readily available for plant uptake is Nitrate (NO3-N). Plants…

Q: Why red cabbage can grow healthily under blue, green-blue or green light?

A: Photosynthesis is the process of formation of sugars in the presence of sunlight and chlorophyll by…

Q: Describe the following characteristics of corn and teosinte:      a.  corn – extent of branching…

A: Wheat is a grass widely cultivated for its seed, a cereal grain which is a worldwide staple food.…

Q: To what the crops engineered for glyphosate are tolerant?

A: The plants are prone to various diseases. There are several ways in which damage to plants can be…

Q: For which variety of indian rice,the patent was filed by a USA company?

A: Biopiracy refers to the manipulation of intellectual property rights laws by corporations to gain…

Q: What is the description of habit of banana (Musa acuminata)?

A: The stem can be defined as one of the two main structural axes of a vascular plant. The main…

Q: Analyze the results shown in the table by finding: a. the order of the pathway products. b. the…

A: Asked: To find order of pathway product, order of genes and final product

Q: Why are plants obtained by protoplast culture called somatics hybrid?

A: Protoplasm means cytoplasm plus nucleoplasm. So, cytoplasm and nucleoplasm combine to form…

Q: have

A: EXPLAINATION Plants have ability to sense gravity through special structures…

Q: What does Rate of Transposition calculations mean (why do we use it for calulations)?

A: The physiological process by which water is lost in the form of vapour, from the living tissues of…

Q: Propose 5 different natural product isolation methods for 5 different cannabis strains of your…

A: Cannabis strains  can either be pure or hybrid of the cannabis plants, like Cannabis sativa,…

Q: What are the procedures for seed certification used in Pakistan?

A: Certification of seeds has the goal of seed certification is to ensure that high-quality seeds and…

Q: What are the roles played when whey protein-basil seed gum and xanthan gum are used in a study?

A:

Q: why Auxotrophs cannotsynthesize crucial complex compounds from simplematerials.?

A: Auxotroph is defined as an organism which is unable to synthesize a particular organic compound…

Q: what is the significance of las+/rhl- being produced in romaine lettuce by psuedomonas aaeruginosa?

A: Pseudomonas aeruginosa is a gram negative, rod shaped, strict aerobic bacteria and unipolar…

Q: What is the goal of the study of antifungal activity of red dragon peel? Express it in if and then…

A: Antifungal   Antifungal is a compound that is used to prevent and cure fungal infection.

Q: Explain how you would prepare serial dilations of 10-2,10-4,10-5 of a milk sample in three steps

A: Serial dilution is a lab procedure used in microbiology to estimate the concentration or number of…

Q: What is the purpose using phenol-chloroform in DNA isolation?

A: Purpose of Chloroform: it helps is phase separation that separates the organic and aqueous layer…

Q: Name the two (2) different varieties of Ginger and describe two (2) characteristics of each

A: * Zingiber officinale belongs to  Zingiberaceae family is known  as ginger. *Ginger a flowering…

Q: What pigments that are present in the spinach leaves correspond to each spot in the tlc…

A: Chromatography is a technique be used as a purification tool for separating the components of a…

Q: What are the advantages and disadvanatges of using garlic as insect repellant in plants?

A: Garlic is being used as an effective pest repellant in various agricultural activities. Due to its…

Q: Tannins and silica are growth-enhancing compounds in plants associated with “antixenosis”. True or…

A: Tannin are secondary metabolites (phenolic) of plants.  Tannin found bark of trees, leaves,…

Q: (a) What do reverse transcriptases do? Give two examples of these and what they do in the cell.…

A: Recombinant DNA technology involves the insertion of a transgene into a microorganism. Polymerase…

Q: What are synergistic and antagonist effects of biogenic elements?

A: Biogenic elements are the elements that make up the living organism. The major biogenic elements are…

Q: What is golden rice? How it is created?

A: Genetically modified crops (GM crops) are plants in which the deoxyribonucleic acid (DNA) has been…

Q: In plant pigment chromatography, what factors are involved in the separation of the pigments?

A: Paper chromatography is used in the separation and identification of the different types of plant…

Q: What is the Solubility Properties of Annatto Seeds?

A: Annatto seeds are derived from Bixa orellano tree,native to tropical regions.Annatto seeds are used…

Q: How will you check the purity of an isolate?

A: Purity is defined as the absence of impurities in substance or the presence of matter other than…

Q: What is endemism? Can you explain the ques

A: Geographic distribution refers to the natural dispersal of animals and plants in specific zones.…

Q: What are the double zero varieties? • What are the soil and climatic requirements for linseed?

A: The answers are as follows-

Q: Describe, step by step, how would you preform a Benedict test on a grape extract, and what result do…

A: Benedict Test: Benedict's Test is a basic carbohydrate test. The Benedict's test recognises reducing…

Q: Aside from corn maize, what are the possible plant sources to extract phytoglycogen? Provide as many…

A: INTRODUCTION Phytoglycogen This is a type of glycogen that is extracted  from plants. This is…

Q: How does an auxotroph differ from a prototroph?

A: Microorganisms grow on different nutrient sources. Some are adapted to grow well in both the minimal…

Q: Why this is difficult to control weed? Propose an environmentally friendly strategies for effective…

A: Sometimes undesirable plants grow along with the crop and can destroy them by absorbing all the…

Q: What is Golden Rice 2, and how was it created?

A: Golden Rice 2 was genetically engineered to offer a component that white rice lacks: beta-carotene,…

Q: Why is it necessary to graft rootstock onto wine grape plants?

A: Why is it necessary to graft rootstock onto wine grape plants? Answer. (A). to avoid aphid…

Q: Why was water added to plant 6 instead of mannitol in the controlexperiment? What do the results of…

A: A control experiment is an experiment which is designed to check the results of other experiments by…

Q: Explain how Polymerase Chain Reeaction is used in the detection and Quantification of Mycotoxins:

A: Answer :  Identification of mycotoxin is important because it is a toxin produced by fungus and may…

Q: Is the main component of casparian trip is suberin or lignin?

A: The Casparian strip is a band-like thickening in the centre of vascular plants' root endodermis.

Q: Could you perform the Ames test with a strain of bacteria that was auxotrophic for something other…

A: Ames test is a test used for the determination of the mutagenicity of a chemical compound. It was…