Hello there.
How many body cavity are there in human body?
Four
You get 50% of your cells from each mom and dad’s DNA
Answer:
B and D are the same answer..
It's B and D I suppose either one works
Explanation:
Answer:
purine
Explanation:
Purines are nitrogenous base that have two carbon-nitrogen rings. The most naturally occurring purines are adenine and guanine which are found in DNA and RNA as nucleotide building blocks of these polymers. Purines are constituents other important biomolecules, such as ATP, GTP, cyclic AMP, NADH, and coenzyme A. Purine and pyrimidine ribonucleotides built up essential intermediates in the synthesis of the polynucleotides RNA and DNA.
In scientific equations<span>, </span>photosynthesis<span> takes carbon dioxide from the air, water and sunlight to create sugar. After this happens, oxygen is released back into the air. Cellular </span>respiration<span> takes these same sugars and combines them with oxygen to release the energy as ATP.</span>