What force was responsible for the movement of substances through the filter paper?

Q: What is the purpose of sealing the flask with a balloon? What product is captured in the balloon?

A: Fermentation is the process of ATP generation by the microorganism. Carbohydrates are the substrate…

Q: Which equipment is required to measure the pollutants?

A: Pollution is any undesirable change in physical, chemical or biological characteristics of air,…

Q: What possible signs, if any , might have indicated that the prison brew was tainted?

A: Brew: Brew is a beverage prepared by prison inmates out of sugar, water and any sort of fermentor.…

Q: The physician who treats your puncture wound opts to insert a drainbefore applying the dressing.…

A: There are four types of cells/Tissues involved in this tissue repair mechanism:- 1) STEM CELLS- They…

Q: You were instructed to add 0.2 ml of kombucha to 9.8 ml of fresh tea, but instead added 2.0 ml of…

A: Dilution is defined as the ratio of stock volume to the final volume.  Here, final volume is the sum…

Q: electrophoresis and explain which suspect is not incriminated or guilty in the picture.

A: Gene electrophoresis is a technique which helps to arrange the DNA probe in increasing order

Q: What is the name of the procedure shown in the image below? a. Sequential Scanning b. Wet mount…

A: INTRODUCTION This figure shows observation of wet mount under microscope.

Q: If the test method used in the laboratory varied from the specification, how will  it affect the…

A:

Q: How would you determine the contents of the test tubes if all of the samples were transparent?

A: The study of chemical reactions that occurs within living organisms is called biochemistry. This…

Q: It is possible to make a perfectly precise measurement?Explain.

A: Perfectly precise measurement can be achieved only in theory and not observed in all the…

Q: What was the point of having a control plate that was just exposed to water?

A: When the appropriate concentration of cells is placed, the plating method in microbiology is used to…

Q: If each agar plate contained 20 ml of LB agar and had an ampicillin concentration of 150 ug/ml, what…

A: Given data:  Each plate contains-  LB agar=20ml Ampicillin= 150 micrograms per ml.  Amount of…

Q: What do you mean by the electroporation technique?

A: In microbiology and biotechnology, the new coding DNA is introduced to transform bacteria, yeast,…

Q: When collecting soiled laundry from a resident's room you should?

A: Laundry collection comes under infection control.

Q: Make a flowchart: POUR PLATE METHOD

A: Pour plate method The method is employed to count the number of organisms in the sample. The sample…

Q: What is the purpose for testing a specimen for hydrogen sulfide production?

A: Hydrogen sulfide is produced when a bacterial strain reduces the sulfur compounds.  The specimens…

Q: How will the plastic bottle reduce the negative impact.

A: Solid wastes are discarded or leftover solid materials that are termed as rubbish or trash. Plastic…

Q: What do to do when the disstillation did not make the sample completely pure? What could have went…

A: Distillation is a process that is based upon the boiling points of various liquids present in the…

Q: How did your soap compare to the commercially prepared soap?

A: If we wash oily/ greasy hands with soap then only oil/grease gets removed. In the…

Q: How can polarography detect the analyte?

A: Jaroslav Heyrovsky discovered polarographic method   Polarography is a simple method in analytical…

Q: 66 a only

A:

Q: What are the possible sources of contamination that may result during the streak plate procedure?

A: The streak plate procedure is used to isolate microbial colonies in pure form. During the procedure,…

Q: What happened when potato strip placed in salt water?

A: 1) A solution mixture that exhibits a higher concentration of salt than the surrounding medium. Then…

Q: Why do the leaf disks in the baking soda solution (treatment) begin to float?

A: The baking soda solution used in floating disk photosynthesis demonstration.  Release of Oxygen in…

Q: .C The liquid-in-glass thermometers

A:

Q: 14 "16 18 24

A: Human nervous system is divided into three parts- 1. CNS- Central Nervous System- It consists of…

Q: What problems does plastic bottle fixed?

A: Plastics are a wide range of synthetic or semi-synthetic materials, in which polymers is the main…

Q: How can you tell that the dark wet spot on the paper towel is fat and not water?

A: The properties of water and lipid are different.

Q: If an item cannot be exposed to heat or water which sterlizing tool would you use?

A: Sterilization is a technique of deactivating, killing, removing or eliminating any kind of life form…

Q: What are the limitations in the use of potometer?

A: A potometer is also known as transpirometer. As the name suggests, the transpirometer is used to…

Q: What purpose was served by filtering the milk sample after the addition of acid?

A: Milk is a white color liquid which is consists of various proteins and vitamins. Milk is an…

Q: What signs might have indicated that the prison brew was tainted and why?

A: Brewing is the process of producing beer by soaking a starch source which can be cereal grains like…

Q: The technique of bombarding specimens with neutronsand measuring the resultant gamma ray emissions…

A: Neutrons are the subatomic particles present in the nucleus of an atom.

Q: what solvent was used in making the slime

A: In the winter of 1976, most people credit the Mattel Toy Company as the originator of slime when it…

Q: What made the pepper on water move upon the addition of the dishwashing liquid?

A: Water molecules are composed of two hydrogen molecules covalently bonded to one oxygen molecule.…

Q: Hand washing experiment using nutrient agar.

A: Nutrient agar is a special food used to grow bacteria in the laboratory. It contains everything…

Q: ___________ reagent reacts with blood, causing it toluminesce

A: Blood is an important evidence in any crime scene and so the preparator would try to erase the…

Q: Write down the procedure for sectioning paraffin wax

A: The tissue is fixed with formalin solution to preserve the anatomical features. After the tissue is…

Q: What is the street name of MDMA ?

A: Any chemical compound or drug that changes the mental and physical state of a person is a drug. The…

Q: [Ethanol] Vo 0.007 0.06 0.35 0.015 0.11 0.3 0.031 0.16 0.068 0.21 0.25 0.1 0.23 0.2 0.2 0.28 0.3…

A: The Km is the substrate concentration at half-maximal of Vmax. It measures the affinity of…

Q: What is the hazard of the spattering tendency in heating

A: Sterilization is the process of cleaning a substance by removing, killing or deactivating all forms…

Q: How many joules are required to boil 150 grams of water?

A: To boil an amount of water, an amount of heat is required to increase the temperature is dependent…

Q: stain

A: Cartilage is a smooth elastic tissue, it protects the bones at the joint by padding it.

Q: Plaster scissors have spring lever to Cutting gypsum products To make the handle always divergent…

A: Plaster scissors are used to cut plaster, gypsum products, and tough dressings. Plaster dressing is…

Q: Pour-Plate Method 1. Three milliliters instead of 1 mL was placed in the Petri dish. Effect:…

A: Pour plate method is used for counting of  colony forming bacteria present in liquid specimen. In…

Q: Where the fuel is used?

A: Any material that releases heat energy or power on burning is called fuel. A good fuel should be…

Q: If the specimen measures 150mm and you draw it 50mm, how many times you have it reduced?

A: Magnification is defined as the ability to make smaller object to see it in larger manner.  In this…

Q: What was the direction of centrifugation (which fractions correspond to the bottom of the centrifuge…

A: Centrifugal force : centrifugal force is the force that applies on a particle moving in a circular…