Answer:
Just as organs are separate body parts that perform certain functions in the human body, organelles are microscopic sub-units that perform specific functions within individual cells. Organelles are specialized structures that perform various jobs inside cells. Cells often contain hundreds of mitochondria
Explanation:
Answer: d. all of the above.
Explanation:
Explanation:
A. HX of any type of cancer
Confirmatory Tests vary, and may be wrong from time to time. As time passes, the test is not as reliable as stated. If the so called "blood" is on a leather surface, blood isn't too prone to sticking to leather, so it may (or may not) be blood.
I don’t know if this is any help but the word oral is related to the mouth