Description : Mycoplasmas are different from the other prokaryotes by A- presence of chitin in cell walls B- presence of murrain in cell walls C- presence of proteins in cell wallsD- bsence of cell wall itself
Last Answer : bsence of cell wall itself
Description : Cell walls in fungi are made of _____. a. Cellulose b. Glycogen c. Silicon d. Chitin
Last Answer : d. Chitin
Description : Which one of the following statements about fungi is NOT true? a. Some fungi are dimorphic. b. Fungi have cell walls made of chitin. c. Fungi are photosynthetic organisms. d. Fungi consist of the yeasts and molds.
Last Answer : c. Fungi are photosynthetic organisms
Description : Gram-negative bacteria would stain_________ with the Gram stain and have _______in the wall. a. orange-red; Teichoic acid b. orange-red; lipopolysaccharide c. purple; peptidoglycan d. purple; Teichoic acid
Last Answer : c. purple; peptidoglycan
Description : By which of the following means antifungal chemotherapeutic agents may affect fungi? A- Interfere with nuclear division by preventing the aggregation of microtubules needed for mitosis B- ... membrane-bound enzymes like thoseinvolved in nutrient transport and chitin synthesis D- all of these
Last Answer : all of these
Description : Match the following. (A) Inhibitor of (i) Ricin catalytic activity (B) Possess peptide (ii) Malonate bonds (C) Cell wall material (iii)Chitin in fungi (D) Secondary (iv) Collagen metabolite Choose the correct option from the following: (A) ... iv) (ii) (c) (iii) (iv) (i) (ii) (d) (ii) (iii) (i) (iv)
Last Answer : (A) Inhibitor of (i) Ricin catalytic activity
Description : One of the major components of cell wall of most fungi is (a) cellulose (b) hemicellulose (c) chitin (d) peptidoglycan.
Last Answer : (c) chitin
Description : Which of the following may be most likely to be missing from a gram-positive bacterium? A.Penicillin binding protein B.Peptidoglycan C.Lipopolysaccharide D.Phospholipid bilayer membrane
Last Answer : C.Lipopolysaccharide
Description : Which of the following is exposed on the outer surface of a gram-negative bacterium?A- O-antigen of lipopolysaccharide (LPS) B- Polysaccharide portion of lipoteichoic acid (LTA) C- Braun lipoprotein D- .Electron transport system components
Last Answer : O-antigen of lipopolysaccharide (LPS)
Description : Fungi in the division Deuteromycota are characterized by the fact that A- they only reproduce sexually B- they form sexual spores called deuterospores C- they are incapable of sexual reproduction D- a method of sexual reproduction has not been identified
Last Answer : a method of sexual reproduction has not been identified
Description : What is a lipopolysaccharide an important cell wall component of?
Last Answer : What is the answer ?
Description : Which of the following characteristics would not be used to classify viruses? A.Type of cell wall structure B.Type of nucleic acid C.Presence of an envelope D.Symmetry
Last Answer : A.Type of cell wall structure
Description : The unifying feature of the archaea that distinguishes them from the bacteria is A- habitats which are extreme environments with regard to acidity B- absence of a nuclear membrane temperature ... of a cell wall containing a characteristic outer membrane D- cytoplasmic ribosomes that are 70S
Last Answer : absence of a nuclear membrane temperature
Description : Which one of the following is NOT a polysaccharide? a. Chitin b. Glycogen c. Cellulose d. Lipid
Last Answer : d. Lipid
Description : ______ is a multibranched polysaccharide of glucose that serves as a form of energy storage in animals and fungi. (1) Cellulose (2) Glycogen (3) Pectin (4) Chitin
Last Answer : (2) Glycogen Explanation: Glycogen is a multi branched polysaccharide of glucose that serves as a form of energy storage in humans, animals, and fungi. The polysaccharide structure represents the ... Glycogen is the analogue of starch, a glucose polymer that functions as energy storage in plants.
Last Answer : (2) Glycogen Explanation: Glycogen is a multi branched polysaccharide of glucose that serves as a form of emery storage in humans animals, and fungi.
Description : ____ is a multibranched polysaccharide of glucose that serves as a form of energy storage in animals and fungi. (1) Cellulose (2) Glycogen (3) Pectin (4) Chitin
Last Answer : Glycogen
Description : Increasing evidence has implicated gram-negative bacterial lipopolysaccharide (LPS endotoxin) as the portion of the gram-negative bacterial cell membrane responsible for many, if not all the ... host, exerting deleterious effects on the host when excessive amounts reach the systemic circulation
Last Answer : Answer: a, b, d The LPS molecule exerts diverse effects on the mammalian host. Immunologic responses to LPS include nonspecific polyclonal B-cell proliferation, macrophage activation and ... deleterious effects on the host only after large amounts are secreted and reach the systemic circulation
Description : Systemic anaphylaxis is characterized by a. Contraction Of Smooth Muscles. b. A Red Rash. c. Blood Poisoning. d. Hives.
Last Answer : a. Contraction Of Smooth Muscles.
Description : In children, this skin disease is characterized by the production of thin-walled blisters oozing a yellowish fluid and forming yellowish- brown flakes. a. Toxic shock syndrome b. Scalded skin syndrome c. Erysipelas d. Impetigo
Last Answer : d. Impetigo
Description : Typhoid fever is characterized by a. The production of an exotoxin. b. Hemolytic uremic syndrome. c. Rose spots on chest and abdomen. d. All the above (a—c) are correct.
Last Answer : c. Rose spots on chest and abdomen.
Description : Typhoid fever is characterized by a. The production of an exotoxin. b. Hemolytic uremic syndrome. c. Rose spots on chest and abdomen. d. All the above (a—c) are correct
Description : Which one of the following illnesses is characterized byyeLow or green pus discharged from the nose? a. Pertussis b. Diphtheria c. Bronchitis d. Acute Sinusitis
Last Answer : d. Acute Sinusitis
Description : There are limited medications for fungi, protozoan and other parasites because they are _____ like us. a. heterotrophs b. multicellular c. macroscopic d. eukaryotes
Last Answer : d. eukaryotes
Description : Which one of the following pairs is incorrectly matched as to antibiotic and use? a. Penicillin-gram-positive bacteria b. Nystatin-fungi c. Tetracycline-viruses d. Griseofulvin-fungi
Last Answer : c. Tetracycline-viruses
Description : Which of the following fungi would most likely be seen in an individual with AIDS? a. Cryptococcus neoformans b. Sporothrix schenkii c. Trichophyton d. Microsporum
Last Answer : a. Cryptococcus neoformans
Description : Toxins produced from some fungi include all but which of the following? a. Aflatoxin b. Ergot c. Amatoxin d. Botulinin
Last Answer : d. Botulinin
Description : The study of fungi is called _____. a. Fungology b. Mycology c. Hyphology d. Mycosis
Last Answer : b. Mycology
Description : All the following characteristics apply to fungi except: a. There may be 1.5 million species. b. They lack chlorophyll. c. They include molds and yeasts. d. They are prokaryotic microorganisms.
Last Answer : d. They are prokaryotic microorganisms.
Description : The fungal diseases histoplasmosis and blastomycosis both a. Occur in the United States. b. Affect the human brain and spinal cord. c. Are due to fungi that grow as a mycelium in the body. d. Are accompanied by the production of aflatoxins.
Last Answer : a. Occur in the United States.
Description : The tinea infections of the human skin are a. All caused by fungi. b. Transmissible from pets. c. Treated with a variety of powders or ointments. d. All the above (a-c) are true.
Last Answer : d. All the above (a-c) are true.
Description : Both the ascus and the basidium a. Are formed by fungi in the mitosporic fungi. b. Are involved in coenocytic formation by fungi. c. Are diploid structures. d. Are produced during the sexual stage of fungal reproduction.
Last Answer : d. Are produced during the sexual stage of fungal reproduction.
Description : Which one of the following statements is true of fungal growth? a. Most fungi grow best at 37 degrees C. b. Most fungi, with the exception of yeasts, are anaerobic. c. Most fungi thrive under mildly acidic conditions. d. Most fungi grow in extreme environments.
Last Answer : c. Most fungi thrive under mildly acidic conditions.
Description : An organism without a known sexual stage would be classified in the a. Mitosporic fungi. b. Zygomycota. c. Basidiomycota. d. Ascomycota.
Last Answer : a. Mitosporic fungi.
Description : Eukaryotic micro organisms include A- Protozoa B- .fungi C- Algae D- all of these
Description : Which of the following is correct? A- All members of Hyphomycetes are also members of Fungi, but not all members of Fungi are members of Hyphomycetes B- All members of Fungi are also members of ... all members of Fungi are members of Hyphomycetes D- No member of Hyphomycetes is a member of Fungi
Last Answer : All members of Hyphomycetes are also members of Fungi, but not all members of Fungi are members of Hyphomycetes
Description : Which of the following is/are included in Kingdom Prokaryotae? A- A.Bacteria B- B.Protozoa C- Fungi D- All of these
Last Answer : A.Bacteria
Description : The terms mycelium and hyphae are associated with A- algae B- fungi C- protozoa D- viruses
Last Answer : fungi
Description : Anaerobic degradation of proteins brought about by bacteria and fungi give the products like A- mercaptans and indole B-H2S C-both (a) and (b) D-None of these
Last Answer : both (a) and (b)
Description : Fungi are important in the production of all of the following commercial products except A- bread B- beer C- cheese D- rubber
Last Answer : rubber
Description : __________ produceascospores in an ascus. A- Slime molds B- Dimorphic fungi C- Club fungi D- Sac fungi
Last Answer : Sac fungi
Description : The most significant reason why fungi are not in the kingdom Plantae is that fungiA- .are chemoorganotrophic heterotrophs B- have unicellular and multi-cellular forms C- are prokaryotes D- are eukaryotes
Last Answer : .are chemoorganotrophic heterotrophs
Description : __________ producebasidiospores. A- Slime molds B- Dimorphic fungi C- Club fungi D- Sac fungi
Last Answer : Club fungi
Description : Saprophytic fungi A- engulf their food in order to break it down B- secure their food from dead organic materials C- both (a) and (b) D- none of the above
Last Answer : secure their food from dead organic materials
Description : Which spore is on a club and results from the fusion of two nuclei from different strains ofthesame fungi? A- Ascospore B- Basidiospore C- Blastospore D- Conidiospore
Last Answer : Basidiospore
Description : Slime molds differ from the moldy fungi A- in their mode of nutrition: phagocytosis for the slime molds; absorptive heterotroph for moldy fungi B- in that the moldy fungi produce amoeboid or flagellated cells and the slime molds do not C- Both (a) and (b) D- none of the above
Last Answer : in their mode of nutrition: phagocytosis for the slime molds; absorptive heterotroph for moldy fungi
Description : The evolutionary record suggests that the first occurrence of multicellularity was in the Kingdom A-Monera B-Protista C-Fungi D-Plantae
Last Answer : Protista
Description : What is Mycology? A-Study of viruses B- Study of nucleic acid C- Study of bacteria D-Study of fungi
Last Answer : Study of fungi
Description : All the following are considered eukaryotes except A- archaea B- fungi C- protozoa D- humans
Last Answer : archaea
Description : What is Mycology? A- Study of viruses B- Study of nucleic acid C- Study of bacteriaD- Study of fungi