What property of a material allows it to be a good conductor? Atoms in the material have weak bonds to their electrons Atoms in the material are polar and packed tightly together Atoms in the material have strong electron bonds that allow them to stretch Atoms in the material have few electrons in their outer shell

Q: 6 Which aucleic acid, DNA or RNA, performs each function? (a) Helps with protein synthesis in a…

A: A cell is defined as the smallest, basic unit of life that is responsible for all of life's…

Q: You are given a sputum sample to make serial dilutions on a Friday. The pathologist tells you that…

A: Microorganism concentrations are calculated using serial dilutions. The sample is diluted and plated…

Q: How does a virus generate new viruses

A: Reproduction The process of production of new individual also known af progeny or offspring from pre…

Q: The concentration of which of the following proteins will most likely decrease in association with…

A: Inflammation Inflammation is the natural process of healing in organisms.

Q: You are performing a autopipette performance check.  Which standard was your performance check…

A: Introduction :  A pipette is a scientific instrument frequently used in biology, chemistry, and…

Q: True or False: An adult woman who works out regularly and maintains a steady and healthy body…

A: Nitrogen is an essential atom for the living world. The proteins and nucleic acids require nitrogen…

Q: What happens to Vital Capacity of someone with emphysema? a. Vital capacity stays the same, because…

A: The volume of air expired by the lungs after forceful inspiration and expiration is called vital…

Q: Question: 1. Enumerate the different application of Dyna Bead Analysis. 2. Discuss the significance…

A: Dyna beads These are superparamagnetic polymer particles having a spherical shape with uniform size.…

Q: describe the yeast specimens grown on PDA using Dalmau Plate Method incubated at 35°C for 48 hours…

A: Kluyveromyces marxianus yeast belongs to the genus Kluyveromyces and class Ascomycetes.They live in…

Q: The pith and the cortex are made up of parenchyma cells. Describe the many functions of these cells.…

A: The majority of ground tissue is made up of parenchyma cells. They have thin cell walls and are…

Q: During DNA isolation, you incubated the tissue sample at 55°C for 60 minutes, followed by incubation…

A: Polymerase Chain Reaction or PCR in short was invented by Kary Mullis in 1983. It is a molecular…

Q: describe the yeast specimens grown on PDA using Dalmau Plate Method incubated at 35°C for 48 hours…

A: Potato Dextrose Agar (PDA) is a general purpose medium for yeasts and molds that can be supplemented…

Q: 11) Examine the following two DNA sequences. Sequence 1: ATGCGATGCTAGCAT Sequence 2: ATGCGATGATAGCAT…

A: Introduction :- Large, intricate molecules known as proteins play a variety of vital functions in…

Q: Why is phenolphthalein added to the beaker in the respiration experiment? a. It shows a color to…

A: Acid-base indicators, commonly referred to as pH indicators, are compounds that alter colour in…

Q: Which of the following hormones promotes glycogenesis? growth hormone, Hydrocortisone, Insulin, or…

A: Glycogenesis can be defined as the process through which glycogen is synthesised and glucose…

Q: What's the purpose of subjecting the cell homogenate to a series of centrifugation at a sequentially…

A: Cell is an elemental unit of body and is a part of structural organization which contain various…

Q: Extremely toxic substances such as carfentanil are rarely used in homicidal poisnings. Why?

A: The formal synthesis of the aryl amino group of methyl 4-anilino-1-(2-phenylethyl)…

Q: Glycolysis produces two ATP and two PGAL one PGAL and one pyruvate. two CO₂. d e. two NADH two FADH₂…

A: Introduction: Food, which is present inside the cell in the form of glucose, is broken down by…

Q: Differentiate between somatic crossing over and meiosis crossing over.

A: In the crossing over process, parts of the chromosomes can be exchanged when two chromosomes, one…

Q: Why do men typically have a greater lung capacity than women of equal size? a. They have larger…

A: Lungs: These are the organs in the body which are involved in gaseous exchange and supply of oxygen…

Q: You have two solutions that are isosmotic to each other and to a cell. However, when testing for…

A: Tonicity can be explain as the measure of relative concentration of solute particles present both…

Q: Recessive alleles (think about Mendel's peas) will be expressed if they are inherited O along with a…

A: Alleles  Alleles are the two different outcome of same gene or trait (I.e. tall and short). There is…

Q: Please Write your observations or comments on the plate, draw arrows or circles to the regions of…

A: In nature microorgansims usually grow as mixed population of different species. Inorder to study the…

Q: 2. why contaminants must be avoided in DNA samples?

A: DNA contamination occurs when foreign DNA contaminates your intended DNA sample. DNA contamination…

Q: Your favorite monoecious plant species is an annual that exhibits seed dormancy. Adults produce…

A: Monoecious plants have reproductive organs of both male and female plant. Examples include coconut

Q: What possible experiments can be done to examine whether Agrius convolvuli is the selective agent…

A: Introduction: The common name of Agrius convolvuli is hawk moth. This is commonly found in Africa…

Q: Choose a response from the key below to name the hormone(s) produced by the cell types listed. Key:…

A: We know that Endocrine glands are a group of cells that secrets a specific secretion in the form of…

Q: Because plants do not have skeletons, what accounts for their rigidity?

A: Plants These are eukaryotic organisms that have the ability to produce their own food through the…

Q: What are the main differences between Linus Pauling's conclusions about proteins that led to his…

A: Proteins produce critical structures in the body, are a component of blood, aid in regulating…

Q: During which phase of cellular respiration is oxygen used?

A: Cellular respiration is the process by which biological fuels are oxidised in the presence of an…

Q: An exergonic reaction b. requires more energy than it releases. creates an explosion. does not…

A: The reaction in which the change in free energy is negative and the reaction proceeds with the loss…

Q: Find a topic in nutrition that interests you and show me that you know where a "scientist" should be…

A: Nutritional research is both exciting and important. Its main goal is to find evidence on how our…

Q: 7. Label the three main parts of a nucleic acid in Figure 3. (b). (a) 0 0 0-P-0-P-O-P-0-CH₂ Figure 3…

A: Nucleotide are the structural unit of nucleotides (DNA and RNA). DNA is the genetic material in…

Q: Discuss the parts of the intrinsic conduction system, and give two examples of cardiac problems…

A: The Heart is a muscular organ .It can generate an electrical signal on its own without an external…

Q: Porphyria is a genetic disorder caused by the inability to properly metabolize a component of…

A: A gene is a piece of genetic material that resides in a specific location on a chromosome. By…

Q: Suppose a piece of DNA is cut into four fragments of varying sizes. Where would you expect to find…

A: Introduction Based on the size and charge of the biomacromolecules (DNA, RNA, proteins, etc.) and…

Q: Which of the following best describes the structural component in which information is stored on a…

A: Each DNA molecules is a double helix structure that is formed form two complimentary strands of…

Q: Which of the enzyme-substrate pairings is correct 1. pepsin-DNA 2. lipase-proteins 3.…

A: Enzymes are biocatalyst that has substrate specificity that means it can binds with a specific…

Q: A B H₂C The structural formula of erucic acid and behenic acid с H₂C D erucic acid behenic acid…

A: Saturated fatty acids are the fatty acids which donot have any double bond in their chain ,whereas…

Q: Gene dosage is important for a number of genetic phenomenon. Name two and explain their relationship…

A: The gene dosage is a concept in which the synthesis and concentration of the primary gene product is…

Q: Which of the following could result in the continuous activation of a cell signalling pathway? A…

A: Cell signalling  is the process of cell communication in response to signals from their surroundings…

Q: Identify the abbreviated and other parts of the large vein (microscopic). Thank you! *full name of…

A: Given: Picture of labelled large vein. Need: To expand the abbreviation for better understanding.

Q: A 30 year old primigravid woman at 34 weeks gestation is brought to the emergency department 30…

A: The lungs are essential to all humans because they allow us to breathe. Lung cancer puts a lot of…

Q: Which pathways will work to raise blood glucose levels? Which do not?

A: Energy metabolism is the process through which living cells get and use energy to live, develop, and…

Q: COMPLETE THE TABLE   Basic Characteristics Specialized features Hemichordata     Chordata

A: Coordinates and hemichordates are coelomates ,  deuterostomea triploblastic animal

Q: Which of the following describes a key difference between the 20 amino acids that make up all…

A: The correct option is: Some amino acids contain polar R group, while others contain nonpolar R…

Q: if egg yolk is used in Lugol's test will the results be brown? Yes or no and please explain why

A: Lugol's test is a common experiment is to use iodine to detect the presence of starch.  The colour…

Q: Based on the structures shown above, (a) Identify one property of all fatty acids. (b) Describe one…

A: Fatty acids is an carboxylic acid with an aliphatic chain, which can be saturated or unsaturated.…

Q: The bacterium E. coli is capable of performing aerobic respiration, anaerobic respiration, and…

A: Escherichia coli are gram negative organisms. These are arranged singly or in pairs and are in rod…

Q: Horizontal transmission does rarely occur with genes but it be orders of magnitude faster with…

A: Horizontal gene transmission is also called lateral gene transfer. It is the process by which an…