What are 3 steps involved in cellular communication

since there are no options posted i'll give you a few examples.

a dolphin's flipper, bird's wing, cat's leg.

only about ten percent of the energy at one trophic level is passed on to organisms at the next trophic level. the remainder of the energy is used in life processes or lost as heat.

fossil's are like over rated rocks like low key not gonna lie i don't get why we can't just call them old rocks like for real i mean i call my grandpa and grandma that smh