Answer:
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Explanation:
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Answer:
The comparison of a measurement with a known standard, used to determine whether the measurement is reliable. Measurement accuracy is identified as the difference between the measurement of a factor and the accepted value for that factor from a trusted external source, or the percentage by which the two values differ.
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A) 100% red pigment
b) 75% black pigment 
c) 25% of offspring is expected to lack both red and black pigments in their skin
        
             
        
        
        
Answer: The blood vessels in the umbilical cord, the fetus receives all the necessary nutrition, oxygen, and life support from the mother through the placenta. 
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Answer:
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