Which substance do cells in the human body need to carry out cellular respiration?

Which chemical equation is unbalanced? which chemical equation is unbalanced

What is the term for a water wave that is created by an underwater earthquake?

In a cladogram, what occurs at a node? a derived trait appears. evolution is stopped. an ancestor dies. the cladogram ends. aa as s as ss what are the chances that their offspring will have sickle cell anemia? 0% 25% 50% 100%