A clinical sample labeled as "sputum" was collected from

A. the skin.
B. the blood.
C. the central nervous system.
D. a piece of tissue.
E. the lungs.


Answer: E

Biology & Microbiology

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All food can eventually be traced back to the process of photosynthesis.

Answer the following statement true (T) or false (F)

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An aerobic process requires ______.

A. oxygen B. carbon dioxide C. ATP D. carbohydrates

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The accompanying figure illustrates the process of human development from fertilization to implantation. Describe what happens from day 1 through days 6-7 of this process

What will be an ideal response?

Biology & Microbiology

Homeostasis is maintained using negative feedback loops.   Which part of a negative feedback loop detects conditions?  

A.  response B.  effector C.  sensor D.  integrating center E.  stimulus

Biology & Microbiology