Photosynthesis . cannot occur without chloroplasts
is an example of homeostasis
is only possible in plants
all of the above

Paige is a shy 15 year old who tries to avoid social encounters as much as possible. compared with her outgoing, socially confident friend krista, who is also 15, paige is

How do economists measure the success, or shortcomings, of the economy?

During he 1840s, more americans than british settled in the oregon country. how do you think this settlement influenced negotiations with the british over the territory