People have used selective breeding to improve crops and domestic animals. Modern applications of genetics and gene technology have resulted in major changes in crops and animals. List 3 examples of selective breeding in domestic animals or crops. Use one of the examples and explain how they might go about selecting for a particular trait.

What adaptation is apparent in the bodies of the three tortoise species shown in figure 16-2

In one or two well-crafted paragraphs in your laboratory journal, summarize the process in which normal cells become cancer cells. your paragraph(s) must include each of the terms listed below. underline each term in your writing:

Which of the following observation darwin shape his concept of descent with modification? a) species diversity declines farther from the equator. b) fewer species live on islands than on the nearest continents. c) birds live on islands located farther from the mainland than the bird's maximum nonstop flight distance. d) south american temperate plants are more similar to the tropical plants of south america than to the temperate plants of europe. e) earthquakes reshape life by causing mass extinctions.