Answer:
calcium is not a main element of calcium . question 2 hemoglobin is a globular protein with an embedded heme group. so a transportation protein and question 3 the building blocks of proteins are amino acids.
Explanation:
Carbon cycle is process that shows the exchnge of carbon in the living and atmospheric system. Carbon cycle starts with the giving off of carbon dioxide from nimals, accumulation of co2 of plants, contribution of organic matter of dead animals and plants, photosynthesis, etc. The answer is D. fermentation
C. The nucleus does not exit within a prokaryotic cell
I would say C! Most developing countries have high birth and death rates, while developed countries are more steady.
Answer: Glucose, fructose, and galactose each has twice the number of hydrogen atoms as the number of oxygen atoms.
Explanation: I hope this help
