A scientist hypothesizes that the temperature at which an ostrich's egg is incubated will determine whether the ostrich will be male or female. What is the independent variable of this experiment? A. Scientist
B. Incubator
C. Temperature
D. gender of the ostrich

#7 how does the structure of amino acids allow them to form a polypeptide? each amino acid has an amino group and a carboxyl group. each amino acid has a hydrogen atom and a carboxyl group. each amino acid has a carboxyl group and an r group. each amino acid has an r group and a hydrogen atom.