You have a yeast cell stock in a flask. The total volume is 10mL. After counting and calculation, you figure out the average number of cells in the counting square is 15. The total number of cells in the flask is Select one: a. 150 cells b. 1.5x10 cells/mL c. 1.5x105cells/mL d. 1.5x10 cells

Q: The purpose of the vinegar was to: Select one or more: a. break down the egg white and expose the…

A: We know that acids reach with base to form salts . Egg in vinegar is a example of this reaction

Q: . On the same graph, you should include the following two lines : i. Cell surface area on the…

A:

Q: In a plate count, 1 mL of culture is spread on a plate and incubated for 24 hours. 250 colonies are…

A: Given,number of colonies in a 1mL of culture = 250. Also,given that this given solution is 100 times…

Q: A student collected samples of cells from a woody plant during the spring and produced the drawings…

A: Mitosis can be defined as the process in which a single cell divides to form two daughter cells.…

Q: How many chromatids are found in this nucleus? A. 3 B. 6 C. 12 D. 24

A: Chromosomes are present inside the cell nucleus and made up of DNA (Deoxyribonucleic acid) molecules…

Q: Beginning with 10 grams of plant tissue, order the following procedures (as steps 1-4) that you will…

A: Cell fractionation is a process that involves rupturing cells, separating and suspending cellular…

Q: You collected 1000 mL of river water from the stream running through campus. You prepared dilutions…

A: Introduction  A dense solution can be made into a more useful concentration by performing a series…

Q: Select the correct answer from the answers provided. The time required for a cell to undergo binary…

A: A group of individuals of same species residing in same area is called as population. Population is…

Q: One of the biggest drawbacks of cell culture is the amount of time and materials required to produce…

A: Answer :- By and large, the most widely recognized issues incorporate strange development designs or…

Q: B = if the second sentence is true and the first is false C = if both sentences are true. D = if…

A: The first sentence - cellulae means six sided and of heptagonal shape... is wrong  Because yes the…

Q: "ou were in the laboratory, and your instructor asked you to measure the length of 20 stained plant…

A: Eyepiece ruler or eyepiece reticle helps to give alignment, measurement of size or shape, or count…

Q: Why did the gelatin tubes have to be moved to 4C before analysis? a. If gelatinase was produced the…

A: Gelatin is a protein derivative obtained from animal collagen. A gelatin test is performed in…

Q: The actual length of a cell is 50µm. When projected on the big screen in the class, the same cell is…

A: Magnification factor is the quantitative expression of degree of enlargement of an image. From this…

Q: Fill im the the missing blanks for both sheets.

A: A cell is the basic structural unit that ultimately makes an organism. It is composed of a mass of…

Q: In animal cells, is used to distinguish between living and dead cells when counting. Select one: a.…

A: Introduction:-  Trypan blue is a dye that is used to count live cells by identifying only dead…

Q: You plated 15,000 cells on a T25 to make a happy well. How many cells do you need to plate in a 6…

A: Cell culture  The growth of cell by humans in lab by providing all the necessary elements a…

Q: What is the rate-limiting step in cytoskeletal filament assembly?   A. Nucleation   B. Extension…

A: Rate limiting step means the slowest step of cytoskeleton filament. actin filaments, microtubules,…

Q: Assume that you have been given the job of developing a colony ofgerm-free chickens.a. What will be…

A: Germ-free animals as the name suggests are the microorganisms free animals. These animals are grown…

Q: The bacterium Dontuplodemeus tocheggus has a generation time of 20 minutes. Starting with one cell…

A: Bacteria are a family of rod-shaped bacteria that are often found in soil or water. They are known…

Q: A petri dish contains one yeast cell whose nucleus contains 24 chromosomes.  After the cell…

A: B) 4....48. Is the correct answer.

Q: ow do you figure out a number of live cells using flow cytometry results?

A: Flow Cytometry is a technique used to determine and analyze the characteristics of cells using…

Q: You were in the laboratory, and your instructor asked you to measure the length of 20 stained plant…

A: Plant cell  Plant cell are normally bigger than animal cells normally ranging from 10 to 30…

Q: Many microscopy techniques use cell characteristics, such as differences in absorption, refraction,…

A: In fluorescence microscopy technique, the specimen itself use as a source of light. Here, specimens…

Q: is a culture in which the Question 2. cells have undergone genetic modifications that allow them to…

A: Cell line is a general term that applies to a defined population of cells that can be maintained in…

Q: The growing yeast mixture formed bubbles in the beaker where it was mixed. If left on the slide long…

A: Yeasts are microscopic unicellular fungi that are fermented to make bread, beer, and wine. Yeasts…

Q: 1-You were in the laboratory, and your instructor asked you to measure the length of 20 stained…

A: Answer. 1. You were in the laboratory, and your instructor asked you to measure the length of 20…

Q: How does a cell wall functions as protection for the cell?

A: "Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: You make a smear of E. coli and then simple stain the slide with methylene blue. If you failed to…

A: The staining procedure is a multi-step process that involves the smear preparation followed by…

Q: The main difference between plant and animal cells is:   A Plant cells has small vacuoles…

A: Plant cells are eukaryotic cells that are present in green plants. On the other hand, an animal cell…

Q: When using a light microscope, objective lenses can be found to have a magnification of all of the…

A: Light microscopes are devices that are used to magnify small objects by using visible light.…

Q: draw the results of a flow cytometry experiment in which one set of cells is treated with vehicle…

A: Taxol is a microtubule-stabilizing drug commonly utilized to treat cancer and can actuate cell cycle…

Q: Define the following terms: a. flagellum b. photosynthesis c. respiration d. capsule e.…

A: Cell are the building block of cell. It is the basic structural, biological and functional unit of…

Q: Starting with a single bacterial cell at time zero, assuming binary fission every 20 minutes, how…

A: Binary fission is a type of asexual reproduction typically observed in prokaryotes and a few…

Q: The below table has measurements of the actual length of plant and animal cells arranged in the…

A: The basic similarities between a Plant cell and Animal cell is the presence of few organelles such…

Q: Two identical plant cell samples of equal mass were taken from the same plant and were prepared for…

A: A hypotonic solution has lower solute concentration than that of the cell while hypertonic solution…

Q: You are working with cells that have an internal solute concentration of 5mM solute. This solute is…

A: It is given that the concentration of a solute inside tthe cell is 5 mM whereas the medium it was…

Q: You have cultured cells in 10mL of medium. You take a sample and view it under a hemocytometer. The…

A: The objective of this question is to calculate the total number of cells in the culture medium using…

Q: Microscope a. the basic energy source of all cells b. a thin polar membrane made of two layers of…

A: According to the given table, the matched definition of each term is mentioned in Step 2.

Q: You were in the laboratory, and your instructor asked you to measure the length of 20 stained plant…

A: D) observe, draw and measure your drawing under medium power using a micrometre slide