1. Skin
2. 16%
3. Epidermis and dermis
4. Stratum basale, stratum spinosum, stratum granulosum, stratum lucidum, stratum corneum
Answer:
placenta
Explanation:
Nutrients and waste products are exchanged between the mother and her baby through the placenta and umbilical cord without any mixing of their blood.
i got this off the wonderful world of the internet
Answer: The cardiovascular system transports oxygen and carbon dioxide for the respiratory system.
Explanation:
yea
