14. a food web is shown below.

in this food web, the trophic level with the least energy includes which of the following organisms?

a. grasses
b. mice
c. frogs
d. snakes
e. hawks

The organelle pictured is found in cells of and is theorized to have once been an independent organism.

Plz ! a scientist wants to produce a cow that makes a particular human protein in it’s milk the desired protein causes blood to clot and can be used to treat hemophilia (a blood clotting disorder). which of the following would be best for the scientist to use? a. genetic crosses. b. cloning. c. selective breeding. d. genetic engineering.

Study this image which statement best describes the rock shown check all that apply