Science
BiologyBiology: The Dynamic Science (MindTap Course List)Discuss Concepts Experimentally, it is possible to divide an amphibian egg so that the gray crescent is wholly within one of the two cells formed. If the two cells are separated, only the cell with the gray crescent will form an embryo with a long axis, notochord, nerve cord, and back musculature. The other forms a shapeless mass of immature gut and blood cells. Propose an explanation for these outcomes.

Discuss Concepts Experimentally, it is possible to divide an amphibian egg so that the gray crescent is wholly within one of the two cells formed. If the two cells are separated, only the cell with the gray crescent will form an embryo with a long axis, notochord, nerve cord, and back musculature. The other forms a shapeless mass of immature gut and blood cells. Propose an explanation for these outcomes.

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Biology: The Dynamic Science (Mind...

4th Edition
Peter J. Russell + 2 others
Publisher: Cengage Learning
ISBN: 9781305389892
BuyFind

Biology: The Dynamic Science (Mind...

4th Edition
Peter J. Russell + 2 others
Publisher: Cengage Learning
ISBN: 9781305389892

Solutions

Chapter
Section
Problem 1TYK
Problem 2TYK
Problem 3TYK
Problem 4TYK
Problem 5TYK
Problem 6TYK
Problem 7TYK
Problem 8TYK
Problem 9TYK
Problem 10TYK
Problem 11TYK
Problem 12TYK
Problem 13TYK
Problem 14TYK
Problem 15TYK
Problem 16TYK
Problem 1ITD
Problem 2ITD
Problem 3ITD
Problem 4ITD
Chapter 50, Problem 11TYK
Textbook Problem

Discuss Concepts Experimentally, it is possible to divide an amphibian egg so that the gray crescent is wholly within one of the two cells formed. If the two cells are separated, only the cell with the gray crescent will form an embryo with a long axis, notochord, nerve cord, and back musculature. The other forms a shapeless mass of immature gut and blood cells. Propose an explanation for these outcomes.

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Chapter 50,
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Chapter 50,
Problem 12TYK

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Chapter 50 Solutions

Biology: The Dynamic Science (MindTap Course List)
Ch. 50.1 - How do cleavage divisions differ from cell...Ch. 50.1 - What are the primary cell layers of the embryo,...Ch. 50.2 - What is the role of the gray crescent in amphibian...Ch. 50.2 - What evidence indicates that cells of the dorsal...Ch. 50.2 - What are the extraembryonic membranes in birds,...Ch. 50.3 - What is the outcome of organogenesis?Ch. 50.3 - What tissues or organs develop from the neural...Ch. 50.4 - Distinguish between the roles of the trophoblast...Ch. 50.4 - What hormone would you use to induce labor in a...Ch. 50.5 - What are the key cellular events that contribute...
Ch. 50.5 - What is induction? What molecules are involved?Ch. 50.5 - How does the activation state of CED-9 play a...Ch. 50 - Major contributors to the cleavage patterns of a...Ch. 50 - The process by which cells undergo mitosis without...Ch. 50 - Which of the following mechanisms does not...Ch. 50 - A major event during gastrulation is: a. the...Ch. 50 - The presence of the gray crescent in a frog...Ch. 50 - To contribute to the formation of a nervous...Ch. 50 - In mammalian development: a. the morula develops...Ch. 50 - In the development of the female sex organs: a....Ch. 50 - In the embryonic development of the eye: a. the...Ch. 50 - Which of the following statements about...Ch. 50 - Discuss Concepts Experimentally, it is possible to...Ch. 50 - Discuss Concepts Developmental biologist Lewis...Ch. 50 - Discuss Concepts Arguably, in sexually reproducing...Ch. 50 - Discuss Concepts Investigators discovered a...Ch. 50 - 15. You learned in this chapter about the...Ch. 50 - Apply Evolutionary Thinking In this chapter, you...Ch. 50 - People considering fertility treatments should be...Ch. 50 - People considering fertility treatments should be...Ch. 50 - People considering fertility treatments should be...Ch. 50 - People considering fertility treatments should be...

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