Answer:
Blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium of the heart. As the atrium contracts, blood flows from your right atrium into your right ventricle through the open tricuspid valve.
Explanation:
Stronger. The sun has an immense gravitational pull that drags planets into orbit and keeps them orbiting for millions and millions of years.
Baleen whales are carnivores and bacteria in hydrothermal vents use chemosynthesis. Please mark Brainliest!!!
I believe that would be Golgi Apparatus and the plasma Membrane most likely hope this helps.
Biological diversity. It studies all living organisms and how they interact with each other and their environment.
