Its structure is considered to be like a large dirty snowball a) Comet
b) Meteor
c) Asteroid

pls i rly dont know

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.

Dna is always read in the whereas rna is read in .

Name the type of chemical that speeds up digestion