Which are examples of biotic factors? Select three options

Disinfection of impression materials is usually accomplished by a. sterilization with high heat. b. spray or immersion in a chemical disinfectant. c. sterilization with steam under pressure. d. allowing the impression to sit 24 hours in water until all the organisms die.

What is turgor pressure, what causes it, and what does it do for a plant?

Do you think the gene eef1 alpha1 supports cell theory? explain your response.