Ihave 4 questions:
is there an equation for the process where the lungs
convert carbon dioxide into oxygen?

what is the equation for the process where the lungs
convert carbon dioxide into oxygen?

is it possible for oxygen to be converted back into carbon dioxide?

what is the process where oxygen canbe converted back into carbon dioxide?

Which best explains why there are 64 possible codons in the genetic code and only 20 amino acids that make protiens of living organisms on earth

Whats one way that rocks do not follow the typical rock cycle pathway?

Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? question 8 options: the cold balloon expands and rises. the warm balloon shrinks and sinks. the balloons rise at the same rate. both balloons are the same size. the ballons both rise. the cold ballon is larger than the warm balloon. the warm balloon expands and rises. the cold balloon shrinks and sinks.