Which of these cancer-causing substances or agents is it impossible to completely avoid? a. tobacco and second-hand smoke b. ultraviolet ration from the sun c. food and drinks that the fda warns may contain carcinogens d. chemical such as asbestos

Which of these best describes wde by replicating the chromosomes c) the cytoplasm is divided between the two new daughter cells d) the nucleus opens to allow the chromosomes to enter the cytoplasm

9. the history of life on earth is recorded in

1. in a certain species of plant, the color purple (p) is dominant to the color white (p). according the punnett square, what is the probability of and offspring being white? 50%25%0%100% 2. in a certain species of plant, the color purple (p) is dominant to the color white (p). according the punnett square, what is the probability of and offspring being white? 0%100%50%25%(picture 1 is for question 1, and picture 2 is for question 2)