How does jurgis react to the tour of durham's meatpacking plant?

Why do we perceive objects as retaining their brightness under different lighting levels?

Which is one example of a phenotypic change that is not genetic

Need asap plz hurry im being timed when a body cell divides through the process of mitosis, the chromosomes in the daughter cells a. represent only the healthiest chromosomes from the parent cell. b. represent only half of the chromosomes in the parent cell. c. are identical to the chromosomes of the parent cell. d. are formed when chromosomes from the parent cell cross over.