Question and answer
Cells that relay information gained from the environment to the brain are called A. fibroblasts. B. macrophages. C. chondrocytes. D. neurons.
Sir/Madam, the answer is letter "D. neurons"
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User: Which organ system is responsible for transporting oxygen throughout the human body? A. digestive system B. respiratory system C. circulatory system D. excretory system

User: Cells that relay information gained from the environment to the brain are called A. fibroblasts. B. macrophages. C. chondrocytes. D. neurons.



Weegy: Sir/Madam, the answer is letter "D. neurons"
Expert answered|beboythewizkid|Points 1018|

User: The excretory system consists of which of the following organs? A. stomach, liver, pancreas B. lungs, nose, trachea C. kidneys, ureters, urinary bladder D. brain, spinal cord, sense organs

Weegy: Sir/Madam, THe answer is letter "C. kidneys, ureters, urinary bladder"
Expert answered|beboythewizkid|Points 1018|

User: A group of organs that work together to perform a closely related function is called a(n) A. organ system. B. organism. C. tissue. D. cell.

Weegy: Sir/Madam, The answer is letter "A. organ system"
Expert answered|beboythewizkid|Points 1018|

User: Which of the following tissue types is made of cells that can expand to cross the entire human body? A. nervous tissue B. epithelial tissue C. muscle tissue D. connective tissue

Weegy: Sir/Madam ,The answer is letter "C. muscle tissue"
Expert answered|beboythewizkid|Points 1018|

User: Which of the following is an example of epithelial tissue? A. bone B. skin C. fat D. muscle

Weegy: Sir/Madam, THe answer is letter "B. skin "
Expert answered|beboythewizkid|Points 1018|

User: Cell is to tissue as A. organ system is to organ. B. tissue is to organ. C. cell is to organ system. D. organ system is to tissue.

Weegy: Sir/Madam, The answer is letter "C. cell is to organ system"
Expert answered|beboythewizkid|Points 1018|

User: Which human body system is responsible for transporting nutrients to the cells? A. circulatory B. integumentary C. respiratory D. digestive

Weegy: Sir/Madam, THe answer is letter "A. circulatory "
Expert answered|beboythewizkid|Points 1018|

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Asked 12/14/2011 8:40:31 AM
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Updated 12/14/2011 7:40:38 AM
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[Deleted]
Added 12/14/2011 7:34:59 AM
D. flatworms. Flatworms has a single opening that functions as both mouth and anus.
Added 12/14/2011 7:40:38 AM
All animals A. have a blastula. B. have ectoderm, endoderm and mesoderm. C. reproduce asexually. D. are heterotrophs.
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