Answer:
The digestive system fuels the cells and the excretory system rids the body of the cells’ waste.
Explanation:
The answer is "A"
Chlamidya is a STD and bacterial infection that will usually be involved with all the symptoms that you have listed.
Answer:
tapeworms and lice are examples of parasites that can cause diseases in humans
Explanation:
Answer:
-carries oxygen and nutrients
-helps produce infection-fighting cells
Answer:
Once your body starts producing the pregnancy hormone human chorionic gonadotrophin (hCG), your periods will stop. However, you may be pregnant and have light bleeding at about the time that your period would have been due.
Explanation:
