7296 Sun 730 PM History Bookmarks People Window Help x Take

7296 Sun 7:30 PM History Bookmarks People Window Help x Take Test: Unit 1 Exam x Mail blake2hacmich, edu x D BIO101NOnlinesylsp2017 x Grades https://blackboard.cmich.edu/webapps/assessment/take/launch.jsp?course assessment idm 182484 18course ida 128390 18content ida.... 2.5 points save Answer QUESTION 25 Why do we consider the pectoral flipper of a blue whale and the front paw of field mouse homologous? They are derived from a common ancestor They result from similar environmental pressures They are derived from different ancestors O They result from convergent evolution 2.5 points Save Answer QUESTION 26 of and cell theory have been tested repeatedly for over one hundred years and never been disproven. This means that they have achieved the level hypothesis idea. O law O theory 2.5 points Save Answer QUESTION 27 Why does the presence of extinct and transitional forms in the fossi record support the theory of evolution by natural selection? O It supports the hypothesis that individuals change over time It support the hypothesis that species have changed through time It supports the hypothesis that weaker species are eliminated by natural selection

Solution

question 25. we consider the the pectoral flipper of a blue whale and the front paw of field mouse homologous because they result from convergent evolution.

question 26. The theory of evolution and cell theory have been tesed repeatedly for over one hundred years and never been disproven. This means that they have achieved the level of a/an theory

question 27. Why does the presence of extinct and transitional forms in the fossil record support the theory of natural selection as it supports the hypothesis that species have changed through time.

question 28. Some traits are considered vestigial because they existed a long time in the past.