Answer:
The saliva makes the food slippery so it's easier to SWALLOW.
Explanation:
Digestion of food begins from the mouth. When the food is chewed, it mixes with the saliva from the salivary gland and this makes the food slippery and easier to swallow. Once it is swallow it moved to pharynx to the oesophagus and down to the stomach where the stomach acid act on it. From there enzymes from the pancreases act on it to break it down and it is moved down to the small intestine where it is absorbed as nutrients and the undigested one move to the large intestine and form faeces.
The nervous system in a frog controls the activities of the organs of the body. It also would regulate the internal environment in one's body. All the organs which are also the same parts of nervous system of a vertebrate are present in a frog. The brain,spinal chord,the sympathetic and para sympathetic nerves,cranial nerves,spinal nerves,cranial nuclei and ganglia.
Canadian officials should check any people coming in if they have the disease so it doesn't come into Canada and infect people in Canada
<span>unable to be altered. The lock alpha channel command makes it so the transparent part of the image cannot be altered by the user with regards to how opaque it is, it will be locked at whatever percentage is set prior to using the "Lock Alpha Channel" command.</span>
The right option here is the second choice listed - humans have
miscroscopic subunits in the kidneys called nephrons to filter blood,
and spiders have malpighian tubules to absorb salts and wastes.