2. A school administrator conducted a survey in her school. Students
were asked to choose the science or the natural history museum for an
upcoming field trip. Complete the two-way frequency table.
Field Trip Preferences
Gender Science History Total
Boys 56 102
Girls 54
Total 200

carbohydrates: (starches and sugars) composed of carbon, hydrogen, and oxygen.

lipids: (fats, oils, and waxes) are made of carbon and hydrogen atoms.

nucleic acids: contain hydrogen, oxygen, nitrogen, carbon, and phosphorus. they are polymers of nucleotides. a nucleotide has three parts, a 5-carbon sugar, a phosphate     (-po⬇️4) group, and a nitrogenous base.

proteins: made up of nitrogen, carbon, hydrogen, and oxygen. they are polymers of amino acids.

i thinking chemical change

is this a question? wassup