A is the answer. It’s like addition.
Because they are in different galaxies. I hope this helps! :)
Answer:
Diffusion in the Lungs trades out Carbon Dioxide (CO2) for Oxygen (O2) In the Circulatory system it trades Oxygen (O2) for Carbon Dioxide (CO2)
Explanation:
As you breathe the Lungs take in air, as they do that the air travels to the bronchi, from there it goes through a process where the veins which have carried de-oxygenated blood to be diffused and reloaded with Oxygen and trade off their CO2. Then the blood flows through arteries and delivers the needed O2 to cells throughout the body and the cycle repeats.
Answer: Tapeworms live in almost all land, sea, and freshwater habitats Tapeworms also generally inhabit the intestines of humans and animals. They have a series of hooks on one end that they use to attach to the intestine to get nourishment from the host.
Explanation:
Most adult tapeworms live in the intestines of the final hosts, but a few species live in the body cavity.
