Answer:Almost 2/3 of our body store of iron is found in the hemoglobin in our blood
Explanation:
The best answer is D, birds.
For more information and details on the way a bird's respiratory system works:
https://asknature.org/strategy/air-flow-patterns-facilitate-efficient-gas-exchange/
1. The story is talking about the dogs fur color.
2. The alleles are BB, bb, and Bb
3. The BB or black fur is dominant
Answer:
answer is C spermatogenesis
