What would happen to life on Earth if all the liquid fresh water were used up? All organisms would adapt to using salt water.
Organisms would carry out life functions without water.
Animals would be affected, but some desert plants would survive.
Life could no longer exist on Earth.

Explain how fossils scientists make discoveries about the lives of organisms and about how environments have changed over time. plz hurry up it time

Which of the following is a macronutrient? carbohydrates lipids amino acids all of the above

Plz genetic engineering can be applied to many fields including medicine and agriculture. which of the following is a medical application of genetic engineering? a. giving crop plants recombinant dna so that they would be resistant to herbicides. b. examining a persons pedigree to determine whether they can carry a gene for a genetic disease. c. analyzing a persons dna to see how closely they are related to another person. d. certain genes into bacteria so that they will produce a needed medicine.