What is the name for millions of stars held together by gravity A. Supernova. B. Constellation. C. Solar system. D. Galaxy.

The development of chronic diseases has a connection to poor diet and: select one: a. can be completely prevented by eating a good diet. b. will not be affected by lifestyle choices. c. is not affected by genetics. d.

Which of the following is a way to distinguish between dna and rna

Why is nitrogen important for living thing

Can a monkey be trained to use an I-pad?

What is the purpose of genetically modified plants

How much time have organisms had to change?

Which winds are usually warmer and more humid? Winds blowing from the north Winds blowing from the south Winds moving from the land Winds moving toward the ocean

Phylogeny refers to a. the evolutionary history of a group of related organisms. b. a group of organisms that includes an ancestor and all of its descendants. c. Darwin's method to classify organisms. d. all of the above

Vertebrae protect the cerebellum. true or false

Which of these is NOT a way that large molecules, like glucose, can enter a cell? A) diffusion through the cell membrane. B) facilitated diffusion through protein channels in the cell membrane.