In radishes, the shape may be long, round or oval. Crosses between oval and round gave 203 oval, 199 round. Crosses between long and oval gave 159 long, 156 oval. Crosses between long and round gave 576 oval. Crosses between oval and oval gave 121 long, 243 oval, and 119 round. Determine the probable parental genotypes for each cross

Which statements best describe the differences or similarities between a comparative investigation and an experimental investigation? check all that apply. experimental investigations are best for showing cause-and-effect relationships, while comparative investigations do not necessarily show this type of relationship. comparative investigations are often impractical and unrealistic, while experimental investigations are the most practical and realistic kinds of investigations. comparative investigations allow for the use of a wide range of variables but do not have a control group, while experimental investigations involve variables that can be controlled. both experimental investigations and comparative investigations are designed to answer scientific questions. both experimental investigations and comparative investigations focus on making observations rather than collecting new data.