This is falsered blood cells= carry oxygenwhite blood cells= help fight infection
platelets= prevent the loss of blood
Your answer would be... B. The climate on Earth has changed over time.
Answer:
23 chromosomes.
Explanation:
Meiosis is the process by which the chromosome number is halved during gamete formation. So chromosomes are 46 and get halved to 23 during the process of meiosis.
Calcium
Calcium helps build and maintain bones.
