Which of the following is not a theory for the dinosaur extinction?

dinosaurs were allergic to pollen

increased radiation levels

diseases from other animals

none of the above

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 role do traits play in affecting an organisms ability to reproduce? finches

The reactions that occur in the ribosome, where amino acids are combined to form proteins are anabolic or catabolic?