Which is not part of the recipe for a thunderstorm to form?
O A. Unstable air
OB. A lifting force
O C. Moisture in the low atmosphere
O D. A cold front advancing

Which of the following statements are true chromosomes make up genes

What is thought to have caused the mass extinction at the end of the cretaceous period?

Legumes, a type of plant, require rhizobia, a type of soil bacteria, to survive since these organisms fix nitrogen during photosynthesis. rhizobia use the legumes for food. what would most likely happen to the legume population if rhizobia suddenly became extinct?