There is a small amount of weathering on mars because

(1) there is no liquid

(2) there is no atmosphere

(3) there is too much dust

(4) it is too cold

How is a terrarium different than an aquarium?

What is an advantage of eating food that contains complex carbohydrates instead of eating food that contain simple carbohydrates

How do cells maintain water balance through osmosis? USATestPrep

Which of the following processes randomly effect (i. e. you cannot calculate the precise end result) the change in allele frequencies over time? (It is not all of them) Sexual Selection Natural Selection Genetic Drift Gene Flow Mutation

Dr. Smith has discovered a bird that he believes is a new species. Dr. Wilson says he will only be convinced if Dr. Smith finds several more of the same type. Why might Dr. Wilson feel this way?

The land area that supplies water to a river system is called a divide. true or false

How could antibacterial resistance rapidly spread in a bacterial population being treated with an antibiotic?

What happens to energy that isn't transferred to the next trophic levels?

Is a process that occurs at mid-ocean ridges, where new oceanic crust is formed through volcanic activity and gradually moves away from the ridge.

What are reverse-transcribing viruses?