The picture shows bacteria (Escherichia coli) under a microscope Do you bacterial growth or no ( negative and positive) And explain? (Is there growth or not?)
Q: list six abiotic factors that impact the distribution and abundance of organisms in terrestrial…
A:
Q: Select the best answer? Select one: O a. NAD is the first electron acceptor and 02 is the final…
A:
Q: Why are urinary tract infections such common healthcare-associated infections? Conduct additional…
A: An infection in any part of the urinary system, the kidneys, bladder or urethra. Urinary tract…
Q: Beta-carotene is the precursor of which vitamin? A. Vitamin A B. Vitamin B C. Vitamin E D. Vitamin C
A: Answer Option a) Vitamin A
Q: How can a person's muscle cells have the same exact DNA sequences as their nerve cells even though…
A: DNA Sequencing : it is a laboratory technique used to determine the exact sequence of bases(A,C,G…
Q: The diagram shows the two forms of a cukaryotic chromosome that occur during the cell cycle. For…
A: In the nucleus of each cell the DNA molecule is packaged into thread like structure buy special…
Q: 3. (a) White asparagus (as opposed to green asparagus) is typically grown under a layer of mulch in…
A: A) The effect is to boom glycolysis and inhibit gluconeogenesis, vice-versa in case of falling…
Q: Suppose a man is AaBb. Think about the possible sperm that he could produce. Now what if almost all…
A: Genetics is a branch of biology involved in the study of genes, genetic variation, and heredity in…
Q: Which of the following takes place during phase N? +30 M K -55 -70 Time Potassium ions move out of…
A: Neurones communicate with each other via brief electrical signals known as action potentials. There…
Q: an amino acid has a codon that ends in a pyrimidine, which of the following is not necessarily true?…
A: One of the most important property of genetic code is the code is degenerate. This means that a…
Q: 1. Sketch a graph of the data from this experiment. Be
A: * Given that Hughes prepared his wine adding yeast to grape juice and the airlock at the top of the…
Q: My Avya mouse is brownish because a) the CpG island with the transposon is unmethylated. b) it was…
A: My Avya mouse is brownish because Ans : a) the CpG island with the transposon is unmethylated.
Q: Pedigree 2: A. What is the most likely mode of inheritance of this disease? Choose from: autosomal…
A: Pedigree analysis is a family chart representing the person's genetic history and mode of…
Q: 3. The speed of DNA replication at a replication fork is about 100 nucleotides per second (on each…
A: The DNA replication is the process by which new DNA is synthesized from the old DNA by the…
Q: 0. After transformation, you are interested in your plasmid efficiency. You saw 90 colonies after…
A:
Q: Neural plate cells express: O High MBP and low SOX TFS High MBP and high SOXTFS Low MBP and low SOX…
A: Developmental biology investigates the fundamental principles governing egg cell fertilization and…
Q: (Q21) A certain protein has a Ką value 107 M-1 and other has a Ką value of 10° M²1. Of two proteins,…
A: Ans True In order to determine the isoelectric point a given protein, we must follow a general rule…
Q: Two strains of S. cerevisae (yeast) are crossed. One has the genotype A B and the other a b.…
A: Crossing over a phenomenon that occurs in the cell by exchanging the genetic material between two…
Q: The Cystic Fibrosis receptor (CFTR) is a transmembrane protein that functions as an ion channel…
A: The compartment where Delta 508 mutation occurs that leads to folding defect in CFTR. Note: kindly…
Q: Bird and Mammalian Development. How are they similar and how are they different. Know A-P, D-V and…
A: Mammals undergo holoblastic rotational cleavage, characterized by a slow rate of division, a unique…
Q: Pedigree 4: What mode of inheritance explains the pattern of this disease on the pedigree? O…
A: Please follow step 2 for a detailed explanation of the pedigree.
Q: Which of the following protein domains would you expect to find in an "easily druggable" target b…
A: * protein domain is a part of protein sequence and tertiary structure that can function and evolve…
Q: 2. Compare the key players in DNA replication, PCR, transcription, and translation by filling out a…
A: The process of creating two identical copies of DNA from the original DNA is known as DNA…
Q: Describe epistasis and provide an example
A: Introduction :- In genetics, epistasis occurs when the effect of a gene mutation is influenced by…
Q: Red blood cells carry oxygen by directly binding to the oxygen molecule through? A. Hemoglobin B.…
A: Haemoglobin : Its is the protein molecule that carries oxygen as well as carbon di-oxide in the…
Q: How is the hydrogen ion gradient created by the electron transport chain? High energy electrons move…
A: electron transport chain is the part of aerobic respiration. it utilizes atmospheric oxygen. it is a…
Q: How does food become compromised by microbes?
A:
Q: which statement about phospholipids is false? a. they are hydrophobic at one end b. they are…
A: Answer is c
Q: self-help group for individuals with eatin
A:
Q: the healthcare concerns, infections, and nosocomial infections discussed for genera Streptococcus?
A: The healthcare concerns, infections, and nosocomial infections for genera Streptococcus.
Q: Which of the following are processes of a neuron? (Select all correct answers) Myelin Axons Nerves…
A: The neuron is the basic structural and functional unit of the nervous system. It consists of a cell…
Q: With regard to the ABO blood types in humans, determine the genotypes of the individuals below:…
A: Question 1: Given: John: John is blood type A and his mom was type B. Genotype =? Jane: Jane is…
Q: 2. Why is it so challenging to distinguish between cells in G1 and G2 using standard microscopy…
A: As per bartleby guideline expert are only allowed to answer one question kindly post the other…
Q: 11. Your bacterial strain takes 45 mins to double, and you started off with 450 cells. How much…
A: Introduction A strain is a genetic variant or subtype of a microorganism, strain is a genetic…
Q: 5. Amino acid methionine is used as medicine due to its lipotropic effect («removes» fat excess from…
A: Note- we can answer only 3 subparts of any question. therefore i will provide answer for first three…
Q: 4. A bilayer polymer slab (1.2m long, 1.4m wide, 5 cm thick) is placed on a hot plate, which keeps…
A: This answer would have solved so nicely by handwritten note but you aksed for digitally so here you…
Q: After a long, hot run together, your friend tells you that you should dunk your head into a cooler…
A: Heat transfer is the process of transfer of heat transfer from high temperature to low temperature.…
Q: Why is food safety important?
A: Food is one the necessary item for our survival. Through eating of proper healthy food , basic…
Q: Where in the yeast cell would these enzyme-catalyzed reactions be occurring? Why do you believe this…
A: * The point at which the specific temperature is required for enzyme action is called critical…
Q: What is the final volume of the individual PCR reactions we are making?
A: Polymerase chain reaction (PCR) is an in vitro method of making large number of copies of desired…
Q: Which of the following foods are the richest sources of Vitamin E? A. Milk and dairy products B.…
A: Vitamin E is a fat-soluble vitamin which act as an antioxidant by scavenging free radicals that can…
Q: Directions: Look at the pictures below. Write a short paragraph to describe the two organisms by…
A: Zoology is the field of biology which examines animals, particularly their anatomy, developmental…
Q: The human heart is A) Neurogenic heart B) Myogenic heart O C) Pulsating heart D) Ampullary heart
A: Introduction:- The human heart is an organ that pumps blood through the circulatory system's veins,…
Q: High-density polyethylene (HDPE) is opaque while low-density polyethylene (LDPE) is transparent.…
A: * LDPE and HDPE are thermoplastic materials that are petrochemical based plastics includes…
Q: n-carrying protein that assists in the transport of oxygen into muscle cells is?
A:
Q: Many psychiatric medications affect the function of: nitric oxide biogenic amines O glutamate…
A: *Many drugs have life threatening and side effects which associated with severe effect like impaired…
Q: QUESTION 2 In an electrical synapse: Neurotransmitter release triggers the opening of ion channels…
A: A synapse is a connection between one neuron's axon terminal and the dendrite of the next neuron.…
Q: the concentrated charge in the intermembrane space leaves through a. the H+ pumps b. ATP synthase…
A: Mitochondria contain the inner and outer membranes, separated by a space. Both the inner and outer…
Q: (EPR) which of Lactobacillus casei fermentation of milk was found to have potent blood pressure…
A: first calculate the hydroxide concentration as a square root of KB for ammonia, which we can look up…
Q: Deoxyribonucleic Acid (DNA) and Ribonucleic Acid are the two main nucleic acids. In all living…
A: Nitrogenous bases are heterocyclic and water insoluble molecules. These nitrogenous bases are two…
Step by step
Solved in 2 steps
- Which of the following microscopes typically requires the use of vital dyes (like methylene blue) to visualize large subcellular structures in a living cell (like the nucleolus or the mitochondrion)? the scanning/tunneling electron microscope (STEM), with good resolution up to about 100,000,000x the transmission electron microscope (TEM), with good resolution up to about 100,000x the scanning electron microscope (SEM), with good resolution up to about 1,000,000x the compound light microscope, with good resolution up to about 1,500x all of the above microscopes would be equally useful in visualizing the interior of organellesWhy does an electron microscope have a higherresolution, or greater resolving power, than a lightmicroscope?What kind of microscope was invented in 1932 that was able to record images of transparent specimens? a. compound microscope b. PCM c. TEM d. SEM
- The image is showing Bacillus subtillis bacteria under 400x magnification, the same magnification used on the plant and animal photos. Why are the bacterial cells so much harder to see in this microscope image?Both stained and live organisms are viewed using a microscope, but what is the purpose/benefit of staining a microorganism versus not staining it?Light microscope and electron microscope, what is the difference
- Which of the following would be best observed for a bacterial cell using phase-contrast microscopy? a. Motility of cells b. Bacterial nucleoid c. Cell wall d. GlycocalyxMicroscopy - Operation of Brightfield Microscope. a) in your own words explain the Operation of Brightfield Microscope b) in your own words write the method of how to use Operation of Brightfield Microscope.a. What can you observe in viewing your stained bacterial slide under the microscope if you fixed a lot of bacterial colonies in your slide during smear preparation? b. What can you observe in viewing your stained bacterial slide under the microscope if you heat fixed your slide in a much longer exposure to heat?
- How is xylol used to clean the lens of a microscope? What may happenif xylol is constantly used for this purpose?You use the Gram staining procedure to stain a bacterium that lacks a cell wall. Would you consider the bacterium appear Gram positive or Gram negative ? And why?Why is the resolution so superior in the electron microscope?