Biology 1404 Exam Chapter 15-17,21 Review [Level A+] Questions and Answers 2023

-Homologus Isolation Fossils - -preserved remains of ancient organisms -Georgraphic Isolation - -Population of speices becomes seporated by a physical boreder (mountains, rivers, land, etc.) - -structures that have diffrent mature forms but develop from same embryonic tissue -Temporal - -Isolated by time (open flower in winter, open flower in spring) -James Hutton - -Geologist who said that the forces that shaped the Earth took place over long periods of time, so the Earth had to be millions of years old -Charles Lyell - -Geologist who said that the the forces that shaped the Earth were still occuting today -Jean Lamarck - -By selective use and disuse off organs, organisms acquired to lost certain traits during time. These traits would then be passed onto their offspring, which then led to change in speicies. -Thomas Malthus - -Economist who said that if the human population countinued to grow unchecked, we will run out of food and space. -What did Darwin think about Malthus's theory? - -It applied more to plants and animals because they ussally produce more offspring than humans. -Darwin called the ablility of an individual to survive and reproduce in its envirmoent.... - -Fittness. -Fitness is the result of...or any inheritable charaistcs that increases chance in survival. - -Adaptions