Answer:
C they contain sugars, phosphates, and nitrogenous bases
Explanation:
Nondisjunction is the failure of one or more pairs of homologous chromosomes or sister chromatic.
Because if you don’t you may die or get seriously hurt. Or just the investigation will go wrong and get unclear or wrong answers
I believe it's the body area examination, since a 'back' isn't and organ
Hope this helpss
Answer:1) Chloroplast, mitochondrion and vacuole are the organelles
Explanation: a leaf is a organ of a plant and is not found in cells. An enzyme creates chemical reactions in the body. the DNA is just the plan on how to build the cell and how to do certain cellular processes. therefore a chloroplast, mitochondria and vacuole are all organells. also the mitochondrion creates energy, a vacuole stores food and water and a chloroplast converts the suns energy into food