You take a summer vacation by the ocean in p. e.i. you love the ocean plants you see and decide to bring some home for your fish tank. after a week or two, you notice your plants are not thriving in your freshwater tank. explain a reason for this

Which scientific design has both practical limitations and limitations due to scale? studying the effect of bleach on the growth of mold spores exposing cultures of duckweed to different intensities of light observing the replication of dna molecules with a hand lens using colored marbles to model a cross between two colors of rabbits

Ascientific idea becomes valid when it is what?

Locards exchange principle implies all of the following except