4. Monosaccharides are to polysaccharides as are to
amino acids : proteins
phosphates: lipids
nucleic acids : nucleotides
glycerol : fatty acids

Type the correct answer in each box. use numerals instead of words. if necessary, use / for the fraction bar. the following chemical equation shows the combustion of ethane. balance the equation by filling in the coefficients. c2h6 + o2 → co2 + h2o

In which situations is the principle of cross-cutting relationship useful in determining relative age?

How does human environment effect the biosphere