10.What were we trying to prove about Mars by making our claims about the channel on Mars?

that Mars was once habitable

that Mars was better to live on than the Earth

that Mars had rocks

that Mars had volcanoes

that there once lived humans on mars

label a cell membrane

label b cytoplasm

label c ribosomes

label d dna

the membrane forms the outside of the cell

cytoplasm is the liquid within

ribosomes are the components within that distribute rna

the dna is the genetic make-up

correct answer is a. and d.