Answer:
DNA extraction is the first step in the genetic engineering process. In order to work with DNA, scientists must extract it from the desired organism.
I believe it is they are reactants because they’re present before the reaction. O2 and glucose are reactants in the cellular respiration process. The product is ATP
Answer:
cell tissue organ organ syustem organism
iron is required so that red blood cells...
then from top down
larger than
smaller than
larger than
larger than
smaller than
the last one is the 3rd from the top the heart isn't part of the respiratory system but does function with it
I almost said the last one but boy you need to read the question properly as digestive system is slipped in there which the ovaries and testes are not part of
Explanation: