The cell divides and grows in the organ of origin, causing a localized tumor. Cancer cells then spread to adjacent tissues or regional lymph node drainage areas, and then advance to distant organs or structures, creating metastatic tumors.
<span>Pressure waves originate within the inner ear at the oval window and travel through the perilymph in the scala vestibuli. Pressure waves in this structure cause deformation of the cochlear duct. The pressure waves then displace specific regions of the basilar membrane, relating to frequency. Hair cells in the cochlea of this region are distorted, initiating nerve signals in the cochlear branch of cn viii.</span>
Answer: A. They breath in oxygen gas for cellular respiration.
Explanation:
Definition of self-feeder
: a device for providing feed to livestock that is equipped with a feed hopper that automatically supplies a trough below
I looked up the meaning on Merriam Webster