Disinfectant Experiments Narrative An Experiment to Determine the Efficacy of Using 95% Ethanol

question 121

Essay

Disinfectant Experiments Narrative
An experiment to determine the efficacy of using 95% ethanol or 20% bleach as a disinfectant in removing bacterial and fungal contamination when culturing plant tissues was repeated 15 times for each disinfectant. The plant tissue being cultured was sweet potato: Five cuttings per plant were placed on a petri dish for each disinfectant and stored at 25°C for four weeks. The observation reported was the number of uncontaminated eggplant cuttings after the four-week storage.
Disinfectant
-Refer to Disinfectant Experiments Narrative. Is it reasonable to assume that the underlying variances are equal? Justify your conclusion.

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Definitions:

Torn Ligament

A stretch or tear of a ligament, the fibrous tissue connecting bones and joints, often caused by sudden twists or excessive force.

Calcaneus

The largest bone in the foot, also known as the heel bone, that forms the foundation of the rear part of the foot and serves as an important point for the attachment of muscles and ligaments.

Osteoarthritis

A degenerative joint disease characterized by the breakdown of joint cartilage and underlying bone, leading to pain and stiffness.

Autoimmune Disease

Disease resulting from a specific immune system reaction against self-antigens.