👉 Red blood cells are like tiny, round cars, packed tightly inside vessels to transport oxygen from lungs to body parts efficiently. White blood cells are the brave fighters, rapidly swarming and attacking invaders to defend against infections.
👉 Red blood cells are like tiny, round cars, packed tightly inside vessels to transport oxygen from lungs to body parts efficiently. White blood cells are the brave fighters, rapidly swarming and attacking invaders to defend against infections.
https://goldloadingpage.com/word-dictionary/frederick blood cells
