isolating metabolites and testing for phytochemicals, why is it recommended to dry the leaves in open air and not in direct sunlight? Are there other ways to do dry the leaves?
Q: Tall is dominant to short and green pods are dominant to yellow pods. If you cross plants with the…
A: Genetics is the study of the functioning and main codes of variation and heredity. Inheritance is…
Q: Why is counselling required before an HIV test can be done on a patient We don't counsel patients…
A: HIV AIDS - is a highly contagious disease that can spread from one person to another through means…
Q: Data result of Testing Hardy-Weinberg Equilibrium with natural selection Chi-square of results from…
A: In the absence of evolutionary influencing forces, the Hardy-Weinberg equilibrium states that…
Q: 9. Regarding the gray matter in the spinal cord, all of the following are correct EXCEPT which one?…
A: The gray matter is hornlike structure in the inside of spinal cord and white matter is the one that…
Q: Neurological disorders are the leading cause of disability worldwide and the absolute numbers of…
A: Neurological disorders, symptoms, management and treatment.
Q: How does the intensity of simple diffusion vary in relation to the concentration gradient of the…
A: * simple diffusion is movement of molecules through a cell membrane without using any channels and…
Q: Why is counselling required before an HIV test can be done on a patient? We don't counsel patients…
A: Counseling is necessary for certain issues in the society that leads to long term effects. One such…
Q: 8. An infarct involving the hypothalamus would most likely result from occlusion of which artery? A.…
A: The correct option is C.
Q: Yes or No: If a species is a good intraspecific competitor, is it necessarily a good interspecific…
A: The answer is option B.
Q: Week 1 (lessons 1 and 2) 1. Explain how to properly use a micropipette (tips, drawing samples,…
A: Micropipette is an important laboratory tool used for transferring liquid in a very small amount of…
Q: A person who has a "beer belly" A may not have a body shape that is fashionable, but it is a healthy…
A: Beer belly means abdominal obesity. Abdominal obesity is health hazard, increase risk of heart…
Q: 1/4 1/4 YYRR yrr Gametes (YR) Yr YyRr 1. YR Sperm Ova YR YYRR YR) YR YYRR YYRR YYRR YYrr YYRR 4 YyRr…
A: The alleles are the alternative forms of a gene that are located on the same locus of a homologous…
Q: Which one of the following does not affect the rate of transpiration ? A. Light B. Humidity C. Wind…
A: The correct option is D.
Q: Write a hypothesis to the question: How is a species’ population dynamics affected by the presence…
A: Niche is a term used in ecology which means a space where organism lives, a species niche consists…
Q: A female fruit fly that is heterozygous for the white-eye mutation has red-eyed sons and white-eyed…
A: The proportion of male specific chromosome entering the egg cell is unaffected by heterozygosity of…
Q: Which of the following nucleic acid carries messages to ribosomes for protein synthesis? RNA DNA…
A: Protein synthesis is process of making protein molecules and this involves processes like…
Q: How are non-coding regions involved in gene transcription
A: Introns are noncoding DNA segments found in protein-coding genes that are deleted while a protein is…
Q: In protein synthesis, adenine pairs with ________________________, and guanine pairs with…
A: DNA alone cannot account for expression of genes. RNA is needed to help carry out the instruction in…
Q: Find out the role of microbes in the following (a) Single cell protein (SCP)
A: Introduction Microbes are tiny living things that are found all around us, they are unicellular…
Q: Which of the following pathways carries fibers that control fine touch, vibration, proprioception,…
A: ANSWER) (A) Dorsal column Medial lemniscus pathway carries the fibers that control fine touch,…
Q: 28. What are the morphological, chemical and functional similarities and differences between…
A: Introduction :- The lysosome is a cell organelle that contains digestive enzymes and is…
Q: Write note on polysaccharides
A: Carbohydrate is a biomolecule consisting of carbon, hydrogen and oxygen atoms. These are of three…
Q: Surgical instruments are cleaned by heating them. Alcohol is used as disinfectant in cleansing the…
A: The most efficient method of sterilizing surgical instruments is Intense heat provided they can…
Q: If the MJ helix in bacteriophage MS-2 is replaced with all Adenines on both strands, what would you…
A: A bacteriophage is a virus that is able to infect bacteria. Bacteriophage literally means "bacteria…
Q: he number of species on an island usually _______ with the size of the island and _______ the…
A: Species richness is a basic method to measure species diversity and is defined as the number of…
Q: Which group of Algae can follow any of three basic life cycles: haplontic, diplontic and…
A: In diplontic life cycle there is a diploid cell called zygote which divides (mitotic division) to…
Q: I have to identify what group this plant belongs to. And list the characteristics the help me…
A: * Plant is Araucaria heterophylla commonly called Norfolk Island pine and star pine . *Araucaria…
Q: 1. A plate with a final dilution factor of 107 produced 210 colonies. a) What was the original…
A: Dilution is the process of diluting or mixing two or more substances or compounds; it is also known…
Q: Can you think and answer how a reporter enzyme can be used to monitor transformation of host cells…
A: Introduction Reporter genes are those genes that when introduced into target cells (e.g., cancer,…
Q: How does evidences from embryology support evolution?
A: Embryology can be defined as a study dealing with the development of embryo.whereas evolution can be…
Q: Compare and contrast the advantages and disadvantages of production of genetically modified crops.
A: Genetic modification is a technique that entails adding DNA to an organism's genome. Recombinant DNA…
Q: Questions 14 & 15 refer to the diagram to the right. High A D 14. Where would a keystone species…
A: Keystone species located in diagram.
Q: Illustrate the life histories of the parasites Trypanosoma brucei rhodesiense and Plasmodium vivax.…
A: All parasites have a lifestyles cycle that includes a time period spent in a host organism and that…
Q: L. polyrhiza or L. gibba: Which species requires the least amount of nutrients in order to grow?…
A: Development medium, also known as Culture Medium or Nutrient Broth, is a solution that has been…
Q: The sequence of __________ in nucleic acids encodes a specific order of amino acids for making a…
A:
Q: 1. Explain how to properly use a micropipette (tips, drawing samples, ejecting samples).
A: Resources to help you use a micropipette Micropipettes are a normally utilized in research centers…
Q: Yes or No: If a species is a good intraspecific competitor, is it necessarily a good interspecific…
A: Competition is the matter of contention for food,,shelter and many other phenomenon. Interspecific…
Q: How would you scientifically define the three things that emerge in a chemical reaction? 2.…
A: Early chemists regarded substances isolated from organisms (plants and animals) as a different type…
Q: I Need help understanding & explaing The Virulenece Involving TB .. What are Virulence Factors of…
A: Introduction Virulence is described as an ability of an organism to infect or damage its host…
Q: How does animals and plants convert food into energy?
A: Cellular respiration and photosynthesis
Q: Explain how eukaryotic genes sometimes produce multiple protein products?
A: Eukaryotes and RNA SPLICING
Q: Linoleie acid 2 NAD+2 FAD +2 CaSH 2 ounds of dation 2NADH + 2 FADH, +2 acetyl-Ca SCaA FAD agl-Ca…
A: In the beta oxidation of linoleic acid, converting the 3, 5, 8 trienoyl CoA intermediate back to an…
Q: Starting from a single wild canine species, humans have developed hundreds of breeds of domestic…
A: *Natural selection is the process in which Different phenotype individual survive and reproduce…
Q: How do parasites affect the spread of malaria?
A: Malaria is a disease, caused by a particular parasite and transmitted by mosquito. It affects both…
Q: 9. Regarding the gray matter in the spinal cord, all of the fóllówing äre corree EXCEPT which one?…
A: * Grey matter make up the outermost layer of the brain and it is present in pinkish grey in colour…
Q: Explain why a-helices are most commonly observed in transmembrane protein sequences when the…
A: Alpha helix (α-helix) It is defined as a motif present in the secondary structure of proteins. It…
Q: All of the following are true regarding the descending motor tracts EXCEPT which one? A. They…
A: The correct option is B.
Q: Identify the groups to which each of the following plants belongs. List the characteristics you can…
A: Begonia fimbriata . Begonia 'Fimbriata Ruffled Red' is an indefatigable bloomer producing myriads of…
Q: Explain why wild simulated ginseng is so valuable. How can this plant potentially impact the…
A: Humans rely on ecosystems for a variety of unseen services. For example, ecosystems provide foods,…
Q: 17. Sympathetic activities include all of the following, EXCEPT for. Select one or more: O a.…
A: The sympathetic nervous system which is a part of autonomic nervous system is responsible for…
In isolating metabolites and testing for phytochemicals, why is it recommended to dry the leaves in open air and not in direct sunlight? Are there other ways to do dry the leaves?
Step by step
Solved in 2 steps
- In the isolation of metabolites and tests for phytochemicals, why should people dry the leaves in open air and not in direct sunlight? Could there be other ways to do dry the leaves?In phytochemical determination of natural products, one of the tests involve determination of indoles. Would the presence of plant secondary metabolites interfere with the tests for proteins giving false-positive results?What levels of creosote is soil are considered safe and harmful? Please put answers in µg/g. Any guides would be apprecited.
- what is growth rate? What is growth yield? How to control these two parameters in a chemostat?What is the major difference between Thayer-Martin and chocolate agar? When would you use Thayer-Martin rather than chocolate agar?How would green manure and soil microorganisms work together in enhancing soil fertility and crop yield? Name the targeted element and TWO (2) additional benefits brought by green manures to the soil?
- How to quantify and identify potential metabolites from a plant sample?explain the various factors affecting agar-agar gels and what is the source, manufacturing, and properties of agar-agar and what is the uses of agar-agar in food products?What is the importance of vermicompost application in the improvement of acid soils?
- Simply explain how saponins function as detergents?Name the source from where agar-agar is obtained.After performing surface sterilisation on leaves, the leaf explants were cultured on a medium without supplemented with plant growth regulator. Predict THREE possible observations after a week of culture with justifications.