25. Penicillin is a narrow spectrum antibiotic that targets ____________, while ampicillin targets ____________ Group of answer choices both gram positive and gram negative bacteria; gram negative bacteria Gram negative bacteria; both gram positive and gram negative bacteria Gram positive bacteria; both gram positive and gram negative bacteria none of the above Gram negative bacteria; gram positive bacteria

Q: 11. Gram-negative bacteria have a thick outer membrane and peptidoglycan layer. True or False.

A: Bacteria can be classified based on many criteria. One way is based on the thickness cell membrane.…

Q: A bacterium that can form endospores likely has the ability to; withstand high temperatures resist…

A: Bacteria is a prokaryotic cell with few micrometer in length and can exist in various shapes and…

Q: Determine whether Staphylococcus saprophyticus and Serratia marcescens are gram-negative or gram…

A: On the basis of the staining procedure called Gram staining, bacteria can be classified as gram…

Q: How can natural pigments produced by bacteria reveal their Gram stain reaction? O Natural pigments…

A: Gram staining is a procedure through which a bacterial species can be classified and distinguishes…

Q: .  How do Gram-positive and Gram-negative bacteria differ?   Question 1 options:   the presence or…

A: To find: How the gram negative and gram positive differ from the following options.

Q: The figure below is an electron micrograph of the gram-negative bacterium Azotobacter vinelandii,…

A: Bacteria are small microscopic prokaryotic organisms. They lack a true nucleus and other double…

Q: Using the correct microbiology term, classify this bacteria's shape

A: Gram stain (Gram staining or Gram's method), is a method of staining used to classify bacterial…

Q: A certain culture of the bacteria stripped her classes and national has 10 bacteria to double every…

A: Bacteria divide by binary fission. This means each cell divides into two identical daughter cells.…

Q: ill in the blank: Many gram-negative bacteria belong to group ______________of Phylum…

A: alpha, beta, gamma, delta, and epsilon

Q: What does gram's iodine do for the stain? fixes the color to the outer layer of peptidoglycan…

A: Bacteria is a prokaryotic microorganism and it has a cell wall protecting the cell. Based on the…

Q: Which of the following are more resistant to antibiotics? Gram-positive bacteria Gram-negative…

A: Thermophilic bacteria, including hydrothermal vents in the ocean and hot springs, flourish in some…

Q: Bacteria can best survive low pH and dryness by producing ____________. Group of answer choices…

A: Introduction :- Bacteria have cytoplasm, ribosomes, and a plasma membrane, just like eukaryotic…

Q: All of the following are correctly matched and can be found in bacteria EXCEPT: None of the other…

A: Note : Dear student as per our guidelines we are supposed to answer only one of your questions. So…

Q: Parasitic worms, even meters-long tapeworms, are studied in microbiology because   they are…

A: A parasite is a creature that lives on or in its host and feeds on or at the expense of that host.…

Q: 18) Fill out the following table: Characteristics gram positive gram negative gram reaction color…

A: Gram staining is used to differentiate between gram-negative and gram-positive bacterial cells. The…

Q: 3. Which disinfectant would you choose if you were trying to kill both bacterial species? (In other…

A: Chlorine (A) is the disinfectant that works best against both types of bacteria. At 20 mm for…

Q: Use the revults from your Gram stain (morphology and Gram stain result), along with the results you…

A: Microbiology laboratory commonly uses selective as well as differential media in order to identify…

Q: 1. You discover a newly potential microbe that could help in degrading toxic waste into simple…

A: There are several bacteria and fungi that have the potential to degrade the toxic waste into simpler…

Q: 11. Environmental factors critical for microbial growth includes all of the following EXCEPT, Group…

A: Osmosis is the movement of solute from higher concentration to the solution with lower concentration…

Q: What color is a GRAM NEGATIVE bacteria? purple pink

A: Microscopic, single celled organisms which are found in every environment in millions are known as…

Q: The rapid identification methods used in this activity are designed to identify __________.…

A: Bacteria are microscopic, single-celled, prokaryotic organisms. They are much smaller than other…

Q: Domain(s) Presence of a nucleus Location of DNA Number of organelles Cell wall material Type of cell…

A:

Q: What are some characteristics of Clostridium difficile that contribute to the pathogenicity of this…

A: Bacteria are microscopic organisms which belong to prokaryote because these are unicellular…

Q: since gram-negative bacteria are generally more resistant to antibiotics such as penicillin, Gram…

A: The major benefit of the Gram staining technique is the identification of the type of bacteria,…

Q: You want to recognize a love of bread and beer.  To which of the following taxonomic groups should…

A: Bread refers to food product formed by baking of fermented dough made of flour.  Beer is a…

Q: List 2 reasons why a bacterium that should be gram positive might turn out gram negative.

A: Gram-positive and Gram-negative bacteria are differentiated by Gram staining.

Environmental Microbiology

Environmental biology deals with the study of microorganisms and their interaction with their surroundings. This term itself covers the microbial interactions with water, soil, air, and microbial too.