I'm new to this app. Can someone add me as friend and tell me how to add other people as my friend

Where can a dna be found in a prokaryotic cell

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

Which statement names a physical property of wood? wood does not rustwood can burnwood can rotwood is softer than coal