Which structure represents the body's first line of defense against infection?
A. Thymus
B. S...
Answers: 3
Biology, 21.06.2019 22:00
Which of the following does not describe a physical property of iron? a iron is silvery-white or gray in color. b iron has a boiling point of about 3,000°c. c iron is a magnetic element . d iron and sulfur react to form iron sulfide.
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Describe how a student should adjust the microscope to see the cells on a slide more clearly?
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What is the role of dna ligase in the elongation of the lagging strand during dna replication?
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Biology, 22.06.2019 15:30
Which of these would most likely be a stimulus that would cause the body to initiate feedback mechanisms a.) normal body temperature in an arctic environment b.) normal boy temperature in a tropical environment c.)light physical activity d.)low blood sugar
Answers: 2
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