Which title best describes the research paper? O A. Effects of Substance A and B to the growth of Onions O B. Effects of Substance A and B to the cell division of onion cells as manifested in the growth of roots and shoots OC. The growth of Onion root and shoot as affected by Substance A and B OD. Growing Onion Bulbs using Water, Substance A and Substance B as a substrate and nutrient source
Q: The plants, which grow under water stress conditions are called_______?
A: Plants usually require water for proper growth and metabolism. Water is essential for plants to…
Q: 16. Which of the following is an appropriate sequence of steps to follow when conducting an…
A: Any feature, characteristic, or circumstance that is present in different amounts or types is…
Q: d. Describe the effect of aluminum ions on the growth of the root tips of wheat.
A: Aluminium toxicity is one of the major factors that limit plant growth and development in many acid…
Q: How do plants grow? In your answer, be sure to define and use the following terms: primary growth,…
A: Growth is an irreversible permanent increase in size, volume and weight of a cell, part or whole of…
Q: Choose the best answer for following question It causes leaf abscission. a. auxin…
A: The abscission process takes place as three events- resorption, protective layer formation and…
Q: (1) A plant cell may burst when: (A) Turgor pressure equalises wall pressure. (B) Turgor pressure…
A: Introduction - Plant cells are eukaryotic, meaning that they have their own nucleus. Plant cells are…
Q: Which or tne folllowing statements best describes the image belowW? O a The color of the leaf shows…
A: Certain patterns and numbers are seen repeatedly appearing in nature and make the "ideal" beauty as…
Q: I am testing the effect of the amount of water on corn plant growth. Group 1 has sunlight, a pot,…
A: The experimental groups are those groups or organisms that are exposed to the treatment variable (…
Q: Discuss what would happen to the tissues of the infected plant organ. What would happen to those…
A: In biology, a plant cell is an eukaryotic cell that makes up a part of a plant's body. Plant cells…
Q: The figure attached shows an open stoma during a gaseous exchange process in a plant. A) What is…
A: Stomata are pores in the plant leaf specialized to perform gaseous exchange and aid in…
Q: A plant cell that contains a higher solute concentration than the solution that surrounds it _____.…
A: Based on the concentration of solute and solvents, solutions can be classified as hypertonic,…
Q: Choose the best answer for following question It inhibits plant senescence. a. auxin…
A: Cytokinin is a category of plant growth substances which stimulate cell division, or cytokinesis, in…
Q: (a) Define the following terms i. Transpiration ii. Osmosis iii. Capillary action iv. Surface…
A: i. Transpiration: Transpiration can be defined as the process in which water is removed from the…
Q: What substances plug wounded sieve-tube elements, thereby preventingthe leakage of phloem sap?a. X…
A: The sieve-tube elements are the pipes within the stem that transport food down from the leaves.…
Q: List five main groups of natural plant growth regulators. Write a note ondiscovery, physiological…
A: Plants naturally produce certain types of chemical substances, which regulates the growth as well as…
Q: Discuss how the property of plant cell totipotency has been utilised for plant propagation and…
A: Plants play important role in producing oxygen on the earth. Plants go through the process known as…
Q: Plant growth is due to
A: Energy is the basic element required for organisms to survive. Every organisms including plants…
Q: Define the following terms:a. C3 metabolismb. C4 metabolismc. CAMd. phytochromee. CA1P
A: The process of carbon fixation involves the use of inorganic carbon to form organic compounds, which…
Q: In the early 1600s, Jean Baptista van Helmont investigated how plantsacquire new mass as they grow.…
A: The source did he fail to consider in his experiment are :
Q: Growers often wrap potted plants in plastic sleeves prior to shipping. If plants remain in these…
A: Plants are wrapped with plastic during shipping. The plastic helps to retain water that is…
Q: processing is: A. to improve texture b. Increase the content of fermentable sugars c. Hydrolyze the…
A: Cellulase is an enzyme which is produced by bacteria and fungi. They act on beta 1, 4 glycosidic…
Q: Stems and roots, respectively, exhibit a. a positive phototropic response and no phototropic…
A: Answer is a.) a positive phototropic response , No phototropic response.
Q: What process creates the pressure that drives phloem toward sinks?a. Osmosis into the sieve tubes at…
A: Plants play important role in producing oxygen on the earth. Plants go through the process known as…
Q: What type of meristem is found only in monocots, such as lawn grasses? Explain how this type of…
A: Meristems produce cells that rapidly separate based on its characteristics and become a long lasting…
Q: aich of the following is incorrect about the apoplast as a transport route It moves through the cell…
A: NOTE: AS PER OUR GUIDELINES WE ARE ONLY SUPPOSED TO ATTEMPT FIRST QUESTION, PLEASE RESUBMIT THE…
Q: After sucrose enters sieve tubes,a. it is removed by the source.b. water follows passively by…
A: Phloem tissue which is made up of sieve tubes and companion cells is responsible for the transports…
Q: Diagram below represents the loading of sucrose into the phloem at the 'source'. Explain the process…
A: The sugars like sucrose is a product of the photosynthesis which is stored in the mesophyll cells.…
Q: Describe the three phases of plant degradation and SOM formation.
A: Soil organic matter (SOM) is the portion of soil organic matter, consisting of plant and animal…
Q: Which of the following statements about gravity perception is FALSE? A. Statoliths are specialized…
A: Gravity perception is an important activity in plants as they need to send their roots downwards…
Q: Discuss how the property of plant cell totipotency has been utilised for plant propagation and…
A: Totiopotency is the term used to describe the ability of a single cell that can divide and develop…
Q: Which of the following adaptations allowed plants to grow in drier environment but without much…
A: Plants are autotrophic in nature. They synthesize their own food by the process of photosynthesis.
Q: This question has to do with plant growth bu,t I do not understand how to anwser it properly. It is…
A: The ability of a single cell to divide and develop into an organism and produces differentiated…
Q: Sampling methods, for tissue analysis depends on: Group of answer choices a. Root system b. Type…
A: Sampling method depends upon various factors.
Q: Figure 4 shows an open stoma during a gaseous exchange process in a plant. Elaborate the gaseous…
A: Numerous tiny ports are found in the epidermis of the leaves and young stems that are known as…
Q: If water diffuses into the plant cell, turgor pressure within the cell will_________.
A: The pressure exerted outwardly against the cell walls by expanding protoplast in plant cells is…
Q: (f) Given alongside is an experimental set up to study a particular process: Water drops Bell jar…
A: (I) The act of perspiring or we call it Transpiration. (ii) 'Transpiration is the loss of water as…
Q: give an example of a plant and an animal as unitary and modular organisms differentiate the two in…
A: * Unitary Organisms :- Our 'biological unavoidable truth', however, suggests as a matter of course…
Q: e the pesticides commonly used in the control of plant disea
A: There are a number of pesticides on the market that are meant to prevent plant diseases by blocking…
Q: Choose the best answer for following question Which of the following techniques allows researchers…
A: Totipotency refers to a cell's ability to develop into any form of body cell, such as an embryonic…
Q: What is false about the image below? The cells are part of plant ground tissue B) The cells are…
A: * Ground tissue is all tissue in a plant include parenchyma and collenchyma and schlerenchyma. *…
Q: Describe (3) advantages and (3) disadvantages of plant tissue culture.
A: Plant tissue culture is a technique that uses plant materials (tissues) in a medium to grow new…
Q: A gram FW of leaf tissue is likely to experience a greater 24 H respration rate than a gram FW of…
A: The plant tissues comprises of small cells and those are dividing in nature are called meristematic…
Q: Name the synthetic growth substances from plant hormones abscisic acid and ethylene and discuss…
A: Abscisic acid is a plant growth substance that was first isolated from the leaves of the Abutilon…
Q: A plant mutant that shows normal gravitropic bending butdoes not store starch in its plastids would…
A: Gravitropism refers to the growth of a plant in response to gravity. It could be negative or…
Q: Please name and describe the functions of the five most important minerals for plant growth: N, K,…
A: Nitrogen (N) is an vital macronutrient required for the proper growth and development of plants. It…
Q: What are terpenes and terpenoids? Discuss briefly their main functions and importance in plants.…
A: Based on the combination of isoprene unit terpenes are naturally occurring hydrocarbons.…
Q: Plant development is influenced by: A. quality of light only B. quality and quantity of…
A: PHOTOSYNTHESIS: It is the process of making food in the green plants with the help of sunlight,…
Q: The following statements are correct except* a. Assimilates are transported from areas of supply to…
A: Food, primarily sucrose ( assimilate) is transported by the vascular tissue of phloem from a source…
Q: Choose the best answer for following question Stomata close when a plant is water-stressed. a. auxin…
A: The pores on the surface of the leaves and other aerial parts of most of the plants is known as the…
Q: You are an amateur gardener and are reading an article that explains that plants need only five…
A: There are certain things in an experimental set up, that can be altered to test the activity of…
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
- ING SYSTEM (ACADEMIC) estion The use of PCR OLA assay is important for the detection of O a. Flu viruses et ered Ob. HIV infection ed out of Oc. Cystic fibrosis O d. Unknown genetic diseases ag ion O e. Malaria estion Genetic instability in cancers is mainly caused by the following except O a. Microsatellite instability et red O b. Chronic DNA damage d out of O c. Gåining of tumor suppressor genes O d. Deactivation of mismatch repair genes on O e. Gaining of oncogenes stion The most common bacteria species used for the production of indigo dye is Answer: ed d out of stion In the method to prepare the live Cholera vaccine, the truncated A1 peptide was integrated into the ch Cholera strain by? 00 HUAWEI ova 2 Plus DUAL CAMERA edFollowing is the data and notice that it is a terrible idea to culture hMSCs longer than 10 days. You’re strongly Days # cells0 50001 75002 125003 125004 218005 287006 530007 1143008 1653009 19200010 19200011 11680012 8950013 8830014 78300 Part1 You are working for a start-up that is pursuing a clinical trial. The trial involves grafting hMSCs intopatients suffering from interveterbral disc disease using a degradable polymer scaffold. You are going to 3Dprint a porous cylindrical scaffold that is 2 cm in radius and 1 cm in height (matching the dimensions of adegenerated disc). Assume a porosity of 50%. You will fill available volume of the scaffold with hMSCs at adensity of 1 million cells per cm3. Based on the data above, what starting number of cells will you use andhow long will it take you to get enough cells for the trial? Part2The trial is a failure (patients did not report any reduction in back pain). Your team wants to try againusing 85% hMSCs and 15% nucleus pulposus cells .…a. Which wells do contain more cell number when compared to other wells in cell viability with resazurin assay?b. Calculate cell viability percentage. 570nM Sample 1 Sample 2 Sample 3 Sample 4 control 0,154 0,157 0,155 0,154 1/1000 0,15 0,149 0,151 0,148 1/100 0,113 0,115 0,116 0,114 1/75 0,052 0,05 0,052 0,051 1/50 0,03 0,031 0,029 0,032 1/25 0,019 0,018 0,021 0,019
- 1. Determine what is being meant by the statements: a. What is a binary vector? What characteristic does it have? b. What is the role of the vir genes in the Ti plasmid c. System for negative regulation of transcription of bacterial genes involved in lactose metabolism.A target gene for producing human insulin must be inserted into a plasmid before the transformation process. Why the plasmid is important in this process? * I The target gene lacks the ability to replicate itself. II Screening process will be difficult without cloning vector. II The host cell is able to accept the recombinant plasmid but not the non- recombinant plasmid. O I and Il only I and III only O Il and III only O I, Il and III1. Describe the difference in the bands for the PCR and RT-PCR from the CD4+ T cells (ie. Make anobservation of the result)2.Explain the difference in results for the PCR and the RT-PCR from the CD4+ T cells (ie. propose aconclusion)
- 24. Arrange the correct sequence in southern blotting. I. DNA extracted from white cells and are cleaved. II. hybridization with p-labeled probe. III. Agarose gel electrophoresis. IV. Blotting technique V. Expose of x-ray film. O A. I, III, II, V, IV ) B.I, II, III, IV, V. OC.I, IV, III, V, II D. I, III, IV, II, V. Clear selection O O O3A. Following transformation with the CRISPR plasmid, the yeast will be plated on SD-URA plates. Why is SD-URA media used? Name the relevant marker gene in the pCRCT CRISPR plasmid. 3B. What would you expect to see if you plated on YED accidentally? Will most of the yeast be red or white? Why? 3C. The complete genotype of the host yeast strain is MATa ade2 his3 leu2 met15 ura3. Name one advantage of using a yeast strain with auxotrophies for several genes (i.e. his3, leu2 and ura3). 3D. After successful CRIPSR editing, the yeast can later be “cured” of the recombinant CRISPR plasmid – that is, the plasmid is lost but the CRISPR edit is stably inherited. Write the new genotype of the yeast-based on the ADE6 gene.6. Examine the pTrcHis expression vector from Invitrogen. What is lacI q ? Why is it found on the expression plasmid?
- following site does the restriction enzymes act? 32. Restriction Fragment Length Polymorphism (RFLP) was used in order to identify the five different species of Staphylococci in a surgical ICU. Which of the following site does the restriction enzymes act? a. TAGATA/ATCTAT b. ATGGAC/TACGTG C. AATATA/TATAAT d. GATTAC/CATTAG these1. Benedicts test is used to identify reducing sugars. What is the correct principle? A. Heating of simple carbohydrate is 5. A technique in genetic testing in which DNA fragments are amplified to more useful. added with Copper (II) forming copper (1) oxide which is an orange/ brick red complex. A. Restriction endonucleases B. Cloning C. Probes D. Southern blotting B. Polviodide ions is added to carbohydrate forming a black colored absorption complex, dextrin. C. Carbohydrate is added to H2504 6. The wrong monosaccharide combination undergoing dehydration and creating is. A. Sucrose = Fructose + galactose B. Lactose = galactese + glucose C. Maltose = Glucose + glucose D. All of the above. furfural which is combined with alpha naphtol creating a purple colored complex. D. None of the above. 7. Arrange the correct sequence in southern 2. What reagent is added to a sugar- jovertass solution in order to quantify its reaction seectrophotometrically? A. Benedict's solution. B. Biuret's…A researcher wants to compare the pathogenicity of a mutant pathogen relative to wild type in an animal model. The mutant is marked with the constitutive expression of a foc gene that turns colonies blue on X-gal agar. The input ratio of the experiment Dilue/white colonies) was 10:1. The output ratio of the infection experiment tant to d type was 1-100 a. What is the CI? Show your work. 1. Define the Cr and describe what it measures in your answer Which of these genotypes does better during infection, the mutant or the wild-type?