Volcanoes can form at a mid-ocean ridge, which occurs where?

the middle of an ocean plate

a convergent boundary

anywhere underwater

a divergent boundary

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 are the fixed alleles in the human species? o a. the alleles that are on the most chromosomes b. the alleles that change most often 000 c. the alleles that no one has d. the alleles that everyone has

Is there any solid scientific evidence that humans have been cloned?