Berkner HS AP Biology - Home



Name: Period: Did you meet your timing goalAP Biology Embryology FRQFree Response:Directions: Questions 1 and 2 are short free response questions that require about 5 minutes each to answer and are worth 7 points total.Write your response in the space provided for each question. Only material written in the space provided will be scored. Answers must be written out in paragraph form. Outlines, bulleted lists or diagrams alone are not acceptable.Start Time: __________ End Time: __________ Time Used: __________The ability to reproduce is a characteristic of life. (2012 Released AP Exam Q1)Describe the process of embryological development in a typical vertebrate embryo, beginning with a fertilized egg and ending with the development of three tissue layers. (4 points maximum)Identify the developmental origin of TWO of the following tissues in vertebrates: ? central nervous system ? digestive system ? muscle (2 points maximum)Identify and explain THREE differences between the embryological development of protostomes and the embryological development of deuterostomes. (3 points maximum)Explain TWO unique properties of human embryonic stem cells that distinguish them from other human cell types. Describe a current medical application of human stem cell research. (3 points maximum)AP Biology Embryology FRQ Test Authors Class # ___ Test Authors Period # ___ Grader’s Name ________ Self Grade or Peer GradeQuestion 1 Highlight GuideItemColorPoints EarnedTotal PointsCommentsTimingEarned PointsWrong InfoExtraneous InfoNote: At least 1 point must be earned from each of parts (a), (b), (c), and (d) in order to earn a maximum score of 10. The ability to reproduce is a characteristic of life. (a) Describe the process of embryological development in a typical vertebrate embryo, beginning with a fertilized egg and ending with the development of three tissue layers. (4 points maximum)(b) Identify the developmental origin of TWO of the following tissues in vertebrates: ? central nervous system ? digestive system ? muscle (2 points maximum)(c) Identify and explain THREE differences between the embryological development of protostomes and the embryological development of deuterostomes. (3 points maximum) Explain TWO unique properties of human embryonic stem cells that distinguish them from other human cell types. Describe a current medical application of human stem cell research. (3 points maximum) ................
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