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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 239 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 86 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 239 days ago|1/29/2018 10:44:59 AM
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Too much calcium in a person's diet may result in A. kidney stones. B. high blood pressure. C. dehydration. D. heart attack.
Weegy: Too much calcium in a person's diet may result in kidney stones User: Which one of the following events occurs first in a nerve impulse? A. Potassium ions move to the outside of a neuron. B. Sodium ions move to the outside of a neuron. C. Sodium ions move to the inside of a neuron. D. Potassium ions move to the inside of a neuron. Weegy: Sodium ions move to the inside of a neuron- occurs first in a nerve impulse. (More)
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Updated 45 days ago|8/11/2018 7:50:47 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]
One job of the kidneys is to A. regulate the pH of the blood. B. increase the salt and water balance in the blood. C. destroy old red blood cells. D. produce urea from amino groups and ammonia.
Weegy: One job of the kidneys is to regulate the pH of the blood. (More)
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Updated 62 days ago|7/25/2018 10:16:22 PM
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