Analogies Photosythetic bacteria: sulfur compoinds:: A. Chemoautotropic bacteria: sulfur compound B.Chemoautotropic bacteria: organic material C.hetrotrophic bacteria: organic material D.photosynthetic bacteria: ammonia

Q: ndospores :  A. are a dormant form of a bacterium AND are formed by members of medically relevant…

A: Endospores are pathogens and remain viable for years. The endospores are resistant to heat and…

Q: Compare the following features of bacteria to those of eukaryotic microorganisms: a. size. b.…

A: Bacteria are group of prokaryotic organisms or monera. Bacteria are the most abundant…

Q: At the Brewery part 3 continued: You also isolated many single-celled microbes (see photo below). .…

A: The group fungi have diverse, eukaryotic heterotrophic organisms. They are mostly found in warm and…

Q: Which of the following archaea would most likely be found coexisting with bacteria?a) Nanoarchaeum…

A: Archaea are the unicellular prokaryotes and are able to live in a wide range of environmental…

Q: I dont understand this practice Biology Question. In order to categorize bacteria, scientists use…

A: Bacteria are microscopic organisms not visible to the naked eye. They are present everywhere, both…

Q: Endospores are.....   is the answer a, b, c, d, or e? a - metabolically inactive. b - resistant…

A: Endospores refer to the non-reproductive, tough, and dormant structure that is produced by bacteria.…

Q: Some bacteria have the ability to “fix” nitrogen. This means a. they convert ammonia into nitrites…

A: Nitrogen-fixing bacteria, microorganisms capable of remodeling part nitrogen into mounted nitrogen…

Q: Endospores are     a) resistant to extreme temperatures     b) produced by some prokaryotes…

A: Some bacteria of phylum Firmicutes produce a non-reproductive, tough, and a dormant structure called…

Q: Which of the following oxygenic phototrophs are believed to have generate the majority of oxygen gas…

A: Phototrophy is the process by which light energy is captured and transformed into chemical energy…

Q: In an experiment Staphylococcus, streptococcus and enterococcus are bacteria that are stained dark…

A: Introduction:  The bacteria are classified on the basis of staining as gram-positive and…

Q: How do Gram-negative bacteria differ from Gram-positivebacteria?a. They are not pathogenic.b. Their…

A: Introduction: Bacteria are single-celled living beings. Bacteria are discovered wherever on Earth…

Q: UV light is able to damage bacterial cells by:a. preventing mitosis b. damaging DNA c. dissolving…

A: UV stands for Ultraviolet rays. These rays kill bacterial cells.

Q: When conditions are unfavorable, some bacteria: a. Become non pathogenic b formspores, a resting…

A: Microorganisms that are single-celled plants can be pathogenic or non-pathogenic. Is the condition…

Q: What type of bacteria are also called blue-green algae?(a) Paramecium(b) Archaea(c) Eubacteria(d)…

A: Autotrophs are organisms which can synthesise their own food via photosynthesis. For example:…

Q: Methanogenesis is a metabolic process found only among certain members of domain Archaea. A) O True…

A: Three domain classification proposed by Carl Woese divides the cellular life forms into Archae,…

Q: Statement which is true about bacteria ? A) All bacteria are autotrophs B) Most of them are…

A: Bacteria are unicellular prokaryotic organisms that are found in all environments from very cold…

Q: eria and Oxygen 1 Obligate anaerobes Cannot live in the presence of Ex. Archaebacteria o Lives in…

A: Aerobes are the organisms that live in the presence of Oxygen and anaerobes are the organism that…

Q: Bacteria make exoenzymes in order to:(a) Make structures within the bacterium(b) Synthesize large…

A: Exoenzymes, also known as extracellular enzymes, are enzymes that are secreted by a cell and act…

Q: If an organisms that is a mixotroph loses its plastids, it survives because   A. It has an…

A: Mixotrophs-Those organisms that combine autotrophy (self dependant on food production) and…

Q: Which of the following statements is correct for both blue-green algae and bacteria ? (a) Both show…

A: Correct statement:- Blue-green algae and bacteria both are devoid of the true nucleus.

Q: like than eubacteria D. Cell wall does not contain peptidoglycan (a carbohydrate) Live in d. Ex.…

A: Bacterial cell wall is very unique it is made up of a unique carbohydrates. it is a very important…

Q: A newly discovered unicellular organism is found to contain a cell wall, a plasma membrane,…

A: Unicellular living beings are comprised of just one cell that carries out all the functions required…

Q: Bacteria capable of growing on minimal media are considered which of the following? a. auxotrophs…

A: culture media, also called growth media, are particular mixtures of nutrients and other materials…

Q: Which of the following involves metabolic cooperation among ?prokaryotic cells إختر أحد الخيارات…

A: Metabolic cooperation amongst prokaryotic cells helps them to utilize the available resources in the…

Q: Methanogens are a group of organisms that belong to the: O a. Kingdom Bacteria O b. Domain Archaea O…

A: The classification levels become more specific towards the bottom of the hierarchy. Many organisms…

Q: Nuclear matter without envelope occurs in A Bacteria and Green Algae B Bacteria and…

A: Nuclear envelope is a highly regulated membrane that acts as barrier separating the nucleus from…

Q: Which of the following are characteristics of archaebacteria?  a) Methane-producers b) Extreme…

A: Archaebacteria are microorganisms that are considered as ancient form of life. They are evolved…

Q: Cyanobacteria are O both a and b O heterotrophic phototrophic

A: Cyanobacteria live in the water and are the unicellular prokaryotes that are observed to be growing…

Q: a. Name a bacterial group that uses chlorophyll to photosynthesize.b. Describe the two major groups…

A: Name a bacterial group that uses chlorophyll to photosynthesize. The bacteria which use chlorophyll…

Q: Which pertorm(s) only termentation a. Obligate anaerobic bacteria b. photosynthetic bacteria c.…

A: Fermentation is a complicated sequence of processes triggered by microbes that may be present at the…

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: The cyanobacteria use solar energy to fix carbon dioxide. They areclassified asa.…

A: The process of fixing carbon oxide by using Solar energy is termed as photosynthesis. Cyanobacteria…

Q: Match the microorganism to the best description of its cell wall component. A. Lacks cell wall ,…

A: The cell wall is specific to plant cells. In animal cells, the protective membrane is called the…

Q: Which of the following are features of Flagella?   A. Found on the cell surface   B. Necessary…

A: Flagella is a helical structure which comprises of flagellin protein.Structure of flagella is…

Q: A persister cell is an individual bacterial cell that can survive: A. In an autoclave B. An…

A: Persisters are a unique variant of cells that exhibit a state of dormancy while exposed to…

Q: Oxygen in the atmosphere is essential for human life. How can some bacteria grow in the absence of…

A: Oxygen is essential for respiration, the energy-producing process that drives most living things'…

Q: Wild-type bacteria can grow in broth or on agar that contains just an organic carbon source, like…

A: Prototrophs - wild type Auxotrophs - mutant type

Q: The effect of antibiotics on micro organismsis mainly due to        a. Inhibition of cell-wall…

A: An antibiotic is a type of antimicrobial substance active against bacteria. In this question, it is…

Q: Clostridium botulinum is a strict anaerobe; that is, it is killed by the molecular oxygen (O2)…

A: INTRODUCTION Clostridium botulinum This is a gram positive, anaerobic spore forming bacteria that…

Q: organisms that use light energy as carbon source is known as Select one: a. chemoHeterotrophs b.…

A: Introduction:  Nutrition is the process of taking food by an organism as well as the utilization of…

Q: Cyanobacteria harness energy from the sun through photosynthesis, and oxidize water to provide…

A: Cyanobacteria harness energy from the sun through photosynthesis, and oxidise water to provide…

Q: Halophiles are organisms that require________. a. a salt concentration of at least 0.2 M b. high…

A: Halophiles are the organism has the ability to grow and survive in a high salinity(High salt…

Q: Select a statement that is not true about bacteria     A. Some bacteria cause human disease…

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

Q: was used by Joseph Lister to clean wounds and surgical instruments: A.Antibiotics b.Chlorine water…

A: We are answering first part. Kindly re post second part Two major contributions to the art of…

Q: What distinguishes archaea from bacteria? Select all that apply. A. Presence of a nucleoid   B.…

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

Q: You have discovered a new coccoid-shaped microorganism with no nucleus, a rigid cell wall, and a…

A: Answer: A correct answer is an option (C) most likely an archaeon. The peptidoglycan is a layer that…

Q: When does endospore formation commence in a bacterial cell?

A: Endospres are tough dormant non reproductive structures produced by some bacteria to sustain over…