Respuesta :

keiranate009

Answer:

skeletal system

Explanation:

blood cells are made in the bone marrow, which is part of the bones, which is part of the skeletal system

willajhenk

Answer:

The person above me is correct, the answer is the skeletal system. Please give them brainliest for getting it right and taking the time to answer your question.

Explanation:

Have a wonderful rest of your day or night! ~ ^w^ ~