What is chemical composition of protein, lipids, carbohydrates and nucleic acids

Protein and nucleic acids are biomolecules rich in nitrogen. Proteins are polymers of amino acids. Amino acids have nitrogen as a component of amino group attached to the α-carbon atom. Nucleic acids contain nitrogen in the nitrogenous bases, which are components of nucleotides. Carbohydrates and lipids are made up of carbon, hydrogen, and oxygen. They lack nitrogen.

b) the inside picture would look at a very high temperature in a very low ph

answer: grassland biomes are closer to the equator and receive more rain.

grasslands are biomes that are dominated by grasses rather shrubs and trees. savanna are biomes that exhibit grasses, shrubs and small tree as vegetation. grasslands are located near the equator of the earth. these are found in north america. savanna biomes are found in africa, south america, australia and india. grassland exhibit moderate climatic conditions, it receives   amount of rainfall higher than savanna.   therefore, savanna exhibit dry and hot climatic conditions.