In a food chain consisting of toxic soil, toxic grasses, rabbits that eat the toxic grass, and hawks that eat the rabbits, the highest concentration of toxins would occur in the

Many farmers prefer cattle without horns because it is safer for their herds. the allele for no horns (n) is dominant to the allele for the presence of horns (n). a farmer mates a male with horns to a heterozygous female without horns. what is the chance that the offspring will have horns?

How have high taxes on tobacco products impacted the number of people who use them? a. the number of tobacco users has increased. b. the number of tobacco users has decreased. c. the number of tobacco users has not changed. d. the number of adolescent tobacco users decreased, while the number of adult users increased

Consider the equation s + o2 ? so2. what is the product? question 3 options: s so 2 s + so 2 o 2