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14. The distinction between protostomes and deuterostomes is based on differences in their A. circulatory systems. B. embryological development. C. digestive tracts. D. nervous systems.
The distinction between protostomes and deuterostomes is based on differences in their embryological development.
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Asked 1/10/2014 6:25:02 PM
Updated 169 days ago|1/29/2018 10:44:53 AM
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This answer has been confirmed as correct and helpful.
Edited by jeifunk [1/29/2018 10:44:51 AM], Confirmed by jeifunk [1/29/2018 10:44:53 AM]
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Which one of the following statements presents a condition of the Hardy-Weinberg principle? A. Random mating occurs. B. Mutations are present. C. Genetic drift occurs. D. Gene flow is present.
Weegy: Random mating occurs presents a condition of the Hardy-Weinberg principle. (More)
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Updated 16 days ago|7/1/2018 11:11:28 AM
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16. _______ is/are the raw material of evolutionary change. A. Nonrandom mating B. Mutations C. Genetic drift D. Assortative mating
Weegy: MUTATIONS are the raw materials of evolutionary change. (More)
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Updated 169 days ago|1/29/2018 10:44:59 AM
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16. Cells with similar structures and functions work together to form A. organs. B. tissues. C. systems. D. organisms.
Weegy: hi the answer is c=organ system is to organ (More)
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Updated 4/10/2016 1:23:07 AM
1 Answer/Comment
Cells with similar structures and functions work together to form tissues.
Added 4/10/2016 1:23:05 AM
This answer has been confirmed as correct and helpful.
Confirmed by yumdrea [4/10/2016 1:27:07 AM]
7. A source from which organisms generally take elements is called a/an A. reservoir. B. biotic community. C. exchange pool. D. food web.
Weegy: A source from which organisms generally take elements is called an EXCHANGE POOL. (More)
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Updated 1/11/2014 12:38:48 PM
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2. Using the order of operations rule, solve the following: 12 ÷ 2 + 4 – 2 × 3 = ? A. 36 B. 4 C. 24 D. 0
Weegy: 12 ÷ 2 + 4 – 2 × 3 = 6 + 4 - 6 = 4 (More)
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Updated 1/11/2014 12:45:15 AM
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