Oxygen rich blood returns from the lungs to the heart. Which 2 systems are most directly involved in this process. Respiratory and circulatory
Excretory and digestive
Circulatory and excretory
Digestive and respiratory

within 30 of the equator hope this

the cost of mining is extremely low compared to the money earned from mining, creating income to improve the environment.

you click your profile picture in the top right corner and it says edit profile.

there's no big difference.

explanation:

the only little different between a rabbit and bunny is just that bunnies are much smaller than rabbits. bunnies are basically baby rabbits.