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10. Describe the steps necessary for geographic isolation to lead to speciation. 11. Identify and explain the type of natural selection (directional, disruptive, stabilizing) that accounts for the evolution of the hollow bones of birds, which make flight possible. 12. Name the reproductive-isolating mechanism operating in each situation below. a. One species of frog mates in April, but another mates in May. b. Two fruit flies of different species produce sterile offspring. c. The sperm of a marine worm penetrates eggs of the same species only. d. One species of flower grows in forested areas, another in meadows. e. Two species of pheasant perform different courtship dances.

10. Describe the steps necessary for geographic isolation to lead to speciation. 11. Identify and explain the type of natural selection (directional, disruptive, stabilizing) that accounts for the evolution of the hollow bones of birds, which make flight possible. 12. Name the reproductive-isolating mechanism operating in each situation below. a. One species of frog mates in April, but another mates in May. b. Two fruit flies of different species produce sterile offspring. c. The sperm of a marine worm penetrates eggs of the same species only. d. One species of flower grows in forested areas, another in meadows. e. Two species of pheasant perform different courtship dances.

Human Anatomy & Physiology (11th Edition)
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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File Edit View History Bookmarks Window Help < st for feedback and grade: Evolution-SB13U-EN-01-02-0 < 2 SB13U W 10. Describe the steps necessary for geographic isolation to lead to speciation. > # 11. Identify and explain the type of natural selection (directional, disruptive, stabilizing) that accounts for the evolution of the hollow bones of birds, which make flight possible. 3 12. Name the reproductive-isolating mechanism operating in each situation below. a. One species of frog mates in April, but another mates in May. b. Two fruit flies of different species produce sterile offspring. c. The sperm of a marine worm penetrates eggs of the same species only. d. One species of flower grows in forested areas, another in meadows. e. Two species of pheasant perform different courtship dances. Q E $ 4 course.ilc.tvo.org Sign in - Google Accounts R % 5 T A 6 Y & 7 40 U * 8 T https://course.lc.tvo.org//content/enforced/22865821-583U-EN-01-02- Ot ( TVO ILC I 9 ** ) 0 0 D Wed Apr 19 8 P +88
Transcribed Image Text:File Edit View History Bookmarks Window Help < st for feedback and grade: Evolution-SB13U-EN-01-02-0 < 2 SB13U W 10. Describe the steps necessary for geographic isolation to lead to speciation. > # 11. Identify and explain the type of natural selection (directional, disruptive, stabilizing) that accounts for the evolution of the hollow bones of birds, which make flight possible. 3 12. Name the reproductive-isolating mechanism operating in each situation below. a. One species of frog mates in April, but another mates in May. b. Two fruit flies of different species produce sterile offspring. c. The sperm of a marine worm penetrates eggs of the same species only. d. One species of flower grows in forested areas, another in meadows. e. Two species of pheasant perform different courtship dances. Q E $ 4 course.ilc.tvo.org Sign in - Google Accounts R % 5 T A 6 Y & 7 40 U * 8 T https://course.lc.tvo.org//content/enforced/22865821-583U-EN-01-02- Ot ( TVO ILC I 9 ** ) 0 0 D Wed Apr 19 8 P +88
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