Which is the longest bone in human body

Explanation:

femur

The femur is one of the most researched bones in the human anatomy and forensic medicine. As the longest bone in the human body, it is well preserved in skeletal remains.

Femur

Explanation:

The longest bone in human body Is Femur

It is also known as Thigh Bone

-TheUnknownScientist

i think a) betsy can donate only blood to mark is correct because, mark and betsy have the same blood type. whereas nobody else has b+ blood so betsy can't donate to them.

answer by yourhope:

answer is

human impact on the environment can be seen in the deterioration of the !

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