Answer:
sorry I can't see it clearly cause I have an eye problem sorry but thx for the points
distance=500m=1/2 hours.
speed=72km/hr
speed=distance/time
time=distance/speed
time=1/(72×2)
time=1/154 hour
Explanation:pla mark brainlist
Answer:
Human blood is red because of the protein hemoglobin, which contains a red-colored compound called heme that's crucial for carrying oxygen through your bloodstream
Explanation:
RBCs contain hemoglobin , a protein that carries oxygen. Blood gets its bright red color when hemoglobin picks up oxygen in the lungs. As the blood travels through the body, the hemoglobin releases oxygen to the different body parts.
Answer: TRUE the skin is our largest organ