Which theory states that living things started out as noliving things ?

What molecules does hemoglobin decay into over time

What are the two causes of density in deep current waters? a. salinity (how much salt) of the water and high temperaturesb. salinity (how much salt) of the water and low temperatures c. oxygen content of the water and high temperatures. d. oxygen content of the water and low temperatures

How does the human body lever work?