Photosynthesis and cellular respiration are both complementary and relatively balanced, but early history of life on Earth showed increasing oxygen concentrations. This indicates that Group of answer choices both photosynthesis and respiration were occurring at approximately the same levels. neither photosynthesis nor respiration were occurring. the amount of cellular respiration occurring exceeded the amount of photosynthesis. the amount of photosynthesis occurring exceeded the amount of cellular respiration.

hey there!

so, when you eat, your teeth chew and grind food into smaller pieces. this is mechanical digestion. then reactions aided by digestive enzymes break down large food molecules into smaller molecules. this is chemical digestion. the two processes change the food into simpler substances that can be used by the body for raw materials and energy.

hope this

tobey

check for the pregnancy rating of drug. if its class c or d see if other alternatives

the question isn't complete here so i can't right an answer '_'

idk what the options are but

these is a strong electrostatic attraction between the ions hence a lot of energy is needed to overcome this attraction

this is why the boiling points are so high