The lower the pH level, the more ________ blood is.
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Acidic
Macrophages are formed from monocytes. (t or f)
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True
The human arterial system develops at _________ of human development.
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4 weeks
Which of the following is the type of white blood cells that are responsible for allergic
reactions?
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Basophils
The average lifespan of platelets is _________.
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5-9 days
The state of being stead or stable is known as ____________.
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Acidic
Macrophages are formed from monocytes. (t or f)
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True
The human arterial system develops at _________ of human development.
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4 weeks
Which of the following is the type of white blood cells that are responsible for allergic
reactions?
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Basophils
The average lifespan of platelets is _________.
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5-9 days
The state of being stead or stable is known as ____________.
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