The correct answer is: D. breathing
Lymphatic system is an open system that does not have a central pump (such as heart in the circulatory system), so the flow of the lymph is different than blood flow. Transport and movement of the lymph are slow and sporadic. Lymph flow occurs thanks to:
• peristalsis – contraction and relaxation smooth muscle tissue,
• valves- so that lymph doesn’t flow backwards along the vessels
• contraction of adjacent skeletal muscle .
Answer:
Sorry this is a late response but I got Acne im not sure if its right though as I was looking for the answer and then the guy didnt give the right answer. gl!
Explanation:
The sentences that make sense are "Volatile liquids are flammable" and "Liquids burn easily."
0.00 meters as he went straight from the food source to his nest and back. It'd be different if he took a turn somewhere and took a longer/shorter route.