Which of these choices is a benefit of replacing a coal-burning power plant with a nuclear power plant? a. improved respiratory health of local residents b. improper storage of radioactive waste c. groundwater contamination from radioactive waste d. increased cancer rates among local residents

Which statement is true about the cell theory? a) it is well-supported by evidence. b) it is unchangeable and permanent.

Which organisms have pharyngeal arches that develop from all three germ layers and go through the same development stages as embryos? 1.bird 2.ladybug 3.starfish 4.snake

3points hurry! what is the relationship between biotechnology, sharkskin, and disease resistance? bioengineers have developed an artificial sharkskin that does not allow resistant bacteria to grow on it. disease-causing microbes have been genetically modified to keep them from infecting the skins of sharks. scientists have created a device that can be attached to the skins of sharks that dramatically increases their abilities to resist disease. sharkskin produces many chemicals that can be collected and used to create antibiotics.