You are standing by a cliff far away from the ocean. You see a sedimentary layer with shells in it. You are told the shells are from oceanic organisms. How do you
think this layer formed?

Best answer gets brainliest!

What did the first language sound like

Color blindness is a recessive trait. the gene for color blindness is on the x chromosome. the family tree below shows the trait of color blindness. the only unknown is the mother in the first generation

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