Actinomycetes - Study guides, Class notes & Summaries

NDSU Micro 202 Lab Test With Complete Solution...

Actinomycete CORRECT ANSWER Group of soil bacteria resembling fungi. Actinomycetes play a role in the decomposition of organic matter and the release of mineral elements. Aggregate CORRECT ANSWER Close cluster or mix of small particles of soil and or organic matter of varying sizes that bond together; sand, gravel, small rocks. Anion CORRECT ANSWER Ion that carries a negative charge. Contrast with cation. Buffering capacity CORRECT ANSWER Ability of a soil to maintain (I.e. To resist ch...

NR507 Advanced Pathophysiology Chapter 9: Alterations in Immunity and Inflammation 2 NR507 Advanced Pathophysiology Week 1 Chapter 9: Alterations in Immunity and Inflammation I. Inappropriate immune responses may be: A. Exaggerated against environmental antigens B. Misdirected against the host’s own cells C. Directed against beneficial foreign tissues D. Insufficient to protect the host II. Hypersensitivity: Allergy, Autoimmunity, and Alloimmunity Table 9.3 Immunologic Mechanism...

Chapter 8 Streptococci, staphylococci and micrococci Review questions Please indicate which answers are true, and which are false. 8.1 Which of the following statements on streptococci are true? A some are Gram-positive and anaerobic T B can be primarily differentiated by their haemolytic reactions on blood agar T C can cause caries in the absence of sucrose F cant (THEY NEED SURCOSE AS A PREDISPOSING FACTOR) D mutans-group streptococci cause caries T E oral streptococci typically sho...

1. For lower premolars, the purpose of inclining the handpiece lingually is to, A. Avoid buccal pulp horn B. Avoid lingual pulp horn C. Remove unsupported enamel D. Conserve lingual dentine - ANSWER A. Avoid buccal pulp horn Explanation 1- avoid BUCCAL pulp horn 2- conserve ling. dentine So take A and B if available 2. For an amalgam restoration of a weakened cusp you should, A. reduce cusp by 2mm on a flat base for more resistance B. reduce cusp by 2mm following the outli...

A gram-positive bacterium suddenly acquires resistance to the antibiotic methicillin. This trait most likely occurred due to acquisition of new genetic information through correct answer conjunction Infecting more than 2 billion people worldwide, ________ are the most common causes of chronic infectious diseases. correct answer intestinal roundworms The genus of bacteria that are particularly problematic in hospital settings due to their ability to grow in solutions with minute traces of u...

abiotic: - ANSWER-pertaining to the nonliving parts of an ecosystem, such as soil particles, bedrock, air, water. abscisic acid (ABA): - ANSWER-a plant hormone that stimulates stomatal closure and promotes seed and bud dormancy. abscission zone: - ANSWER-a wall of cells at the base of a petiole, that allows the leaf to separate from the stem. acceptable risk: - ANSWER-the amount of risk that an owner is willing to accept before tree failure. accessibility: - ANSWER-the establishment ...

Microbiology (Dr. AL, LSUE) Exam 2 | 100% Correct | Verified | 2024 Version Which of the following has bacteriochlorophylls and uses alcohols for carbon? - D) photoheterotroph Consider a culture medium on which only gram-positive organisms such as Staphylococcus aureus colonies can grow due to an elevated NaCl level. A yellow halo surrounds the growth, indicating the bacterium fermented a sugar in the medium, decreasing the pH as a result and changing the color of a pH indicator chemical. ...

The causative organism in Madura Mycosis Mycetoma is (A) Nocardia (B) Dimorphic fungus (C) Aspergillus (D) Dermatophytes - Answer Explanation: Madura Mycosis is synonymous with Mycetomas •Mycetomas are chronic slowly progressive infections of the subcutaneous tissue, usually affecting the foot. •The disease was originally reported from Madurai and hence is commonly known as Madurai mycosis. •Mycetomas may as caused by a number of higher filamentous fungi and Actinomycetes Pigs are ...

abiotic - ANSWER pertaining to the nonliving parts of an ecosystem, such as soil particles, bedrock, air, water. abscisic acid (ABA) - ANSWER a plant hormone that stimulates stomatal closure and promotes seed and bud dormancy. abscission zone - ANSWER a wall of cells at the base of a petiole, that allows the leaf to separate from the stem. - two functions: leaf drop and to protect the region of the stem against desiccation acceptable risk - ANSWER the amount of risk that an owner is...