The first image, because it represents natural gas. Non-renewable gasses are natural gas, petroleum, or even fossil feels
Photosynthesis and cellular respiration both somewhat involve each other.
Answer:
looks, feels, how hard it is, how soft, where it came from
Explanation:
The heartbeat has two specialised areas of muscle (the sa node and the av node) that control and synchronise the heartbeat. The rhythm of relaxation and concentration of the pacemaker sets the rythym of the heartbeat.
The genotype of the of other plant could be: YY or Yy