Anew kind of tulip is produced that develops only purple or pink flowers. assume that flower color is controlled by a single-gene locus, and that the purple allele (c) is dominant to the pink allele (c). a random sample of 1000 tulips from a large cultivated field yields 847 purple flowers and 153 pink flowers. determine the frequency of the purple and pink alleles in this field population.

A scientist is examining the role of an element found in fats and carbohydrates of living things. This element makes up 65% of human body mass. 
Which statement describes the element he is studying?
A scientist is examining the role of an element found in fats and carbohydrates of living things. This element makes up 65% of human body mass. 
Which statement describes the element he is studying?