HELP! time crunch! "Describe the flow of blood through the human heart starting in the left atrium and ending in the left atrium."

in two or three sentences please...Thanks in advance!

Willing to give 40 points!

In what part of a chloroplast does glucose production occur? a. atp synthase b. photosystem ii c. photosystem d. stroma

How are gross production and net production different? a. net production is always greater than gross production. b. net production is always less than gross production. only animals have net production. d. only plants have net production. select the best answer from the choices provided

Which process of living things produces water that enters the water cycle