What is the basis for most ecosystems?

a. animals

b. water

c. the sun

d. the weather

She planned to observe the flowers for the next five days for an hour at the same time each afternoon. then she wou the data in a multiple line graph to compare the number of bees that visited each flower. which statement best descr data in this investigation?

Ineed the answer asap. in order to be considered alive, an organism must simultaneously possess the characteristics of homeostasis, heredity, cells, reproduction, and

The breakdown of food is accomplished by enzymes. a. physical b. chemical c. mechanical d. none of the above