Ingrid is analyzing several fibers found at a crime scene. She knows that they are natural fibers, but is unsure of their origin. Which origin would cotton and wool have? Ingrid believes that one of the fibers is cotton. This fiber is categorized as coming from a ( plant, animal, mineral) origin. The other fiber is wool. This fiber comes from a (plant, animal, mineral) origin. These are all forensics by the wayit won't give this as an option!

Which of the following is true of metabolism in its entirety in all organisms? a) metabolism depends on a constant supply of energy from food. b) metabolism uses all of an organism's resources. c) metabolism consists of all the energy transformation reactions in an organism. d) metabolism manages the increase of entropy in an organism.

Which one is an advantage of external fertilization a. the offspring are genetically identical to the parents b. more eggs can be fertilzed at one time c. more sperm can be released at one time d. more protection is available for developing plz

Why are carbon dioxide concentrations expected to increase? a carbon dioxide concentrations are expected to increase, because fossil fuel burning is expected to increase b. carbon dioxide concentrations are expected to increase, because of an increase in agriculture. c.carbon dioxide concentrations are expected to increase, because more land will have to be cleared for increasing populations and agricultural use. d. all of the above select the best answer from the choices provided mark this and return save and exit next submit submit