in what section would the following statement be located in a lab report: “my experiment tested the efficiency of chelation in treating atherosclerosis by examining the effect of edta on egg shells.”?

The following segment would be in the material and methods section of laboratory report. The section materials and methods is used answer the questions “what did you do?” and “how did you do it?” to describe what apparatus and methods are used and to analyze the process. This segment states that author tested efficiency of chelation in treating atherosclerosis and answers to the first question. Answer to the second question is that he did it by examining the effect of EDTA on egg shells.

the father in the first generation probably had the recessive colorblind trait in his x chromosome. if he and his wife both had the colorblind trait, even if she had 1 recessive and 1 dominant, then that trait would be passed on to their kids.

(since you didn't attach the family tree this is just an assumption)