Which statement about the carbon cycle is true? a - Carbon transfer from photosynthesis is in steady state with respiration and death
b - the majority of dead biomass is accumulated in sedimentation
c - combustion of carbon is equivalent in mass to sedimentation
d - most of the carbon entering the oceans is from terrestrial ecosystems
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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

≅200-130 milions years ago pangea splited in 2 continents

during the process of dna replication, brdu can replace thymidine and incorporate into the newly synthesized dna, cell proliferation thus can be reflected in the extent of brdu incorporation.