Number 1 is true the second one is true the third is true number 4 is true and lastly number 5 is false I hope this helps you but I’m very confident!
Answer: Lumpectomy
Explanation: Lumpectomy is procedure in which Cancerous tissues are removed. Lumpectomy is a surgical removal of lump or cancerous tissue of breast tissue usually in the treatment of breast Cancer.
Answer:The respiratory system helps create sound that enables humans to communicate with each another.
Explanation:
The alveoli needs of the epithelium for the gaseous exchange and stratified squamous epithelium are formed of multiple layers the difficulty in a gaseous exchange
If the stimulus reaches the threshold an action potential will be generated. If the stimulus doesn't reach it no action potential will be generated. If the stimulus will be stronger the action potential will have the same amplitude. The refractory period makes it harder to generate an action potential so they decrease the frequency of action potential production.
