Answer:
D. They share a more recent common evolutionary ancestor with salamanders than they do with sharks.
Explanation: Just took the test and got it correct
They need it to surviveeeee
Answer:
B) Stomach
Explanation:
A bolus is a food and saliva mixture formed in mouth during the first phase of digestion (chewing). After the mechanical and chemical breakdown of the bolus, chime is formed in stomach and then expelled through the pyloric valve, into the duodenum (the extraction of nutrients form chyme begins here). Chyme is semi-fluid mass with pH about 2 and it consists of partially digested food, water, HCl, and various digestive enzymes.
Many “bundles” (or fascicules) of muscle cells or fibers bound together by the connective tissue (perimysium) and create a single muscle.
