Which of the following is the best example of chemical weathering? A. limestone rocks dissolving in water
B. plant roots growing through concrete and splitting it
C. waves carrying sand away from a beach
D. a large rock splitting into pieces because of ice

Monkeys and humans share many of the same dna sequences and have similar proteins, indicating that a) the two groups belong to the same specie b) the two groups share a relatively recent common ancestor c) the two groups first appeared on earth at about the same time d) monkeys evolved from humans

Astudent using a compound light microscope is observing cells undergoing mitotic cell are from a bean plant which process could the student observe

If you need to add 27.50 ml of a solution, which piece of glassware would you use to deliver this volume and explain how you would determine if the 27.50 ml was measured?