When echinoderms move in a manner such as walking or crawling, they pump sea water through a series of internal body canals. The water is used to inflate some of the tube feet, causing them to expand. In many species, the tube feet are equipped with suc(k)ers that grip onto the sea floor.
the answer is the cell membrane
Answer:
A
Explanation:
The enterobacteriaceae group (enteric bacteria) are bacteria found only in the intestine. Enteric literally means intestine. They are gram negative bacilli that are non- spore forming, most are motile. The consist of many genera and strains that colonize the small and large intestine and includes members of the non-pathogenic autochthonous (bacteria that are native species of the intestine, they are neither hurting nor helping the system) microbiota as well as pathogens. Examples of the pathogens include some strains of <em>Escherichia coli</em>, <em>Salmonella typhii,</em> <em>Shigella spp.</em> Examples of the non-pathogenic enteric bacteria includes <em>Lactobacillus acidophillus</em> and some strains of Escherichia coli.
Answer:
Their diet includes invertebrates (such as insects, spiders, earthworms, snails and crabs), fish, reptiles, amphibians, birds and small mammals. The main food largely depends on the species of Owl. For example, Scops and Screech Owls feed on insects mostly, while Barn Owls eat mainly mice, shrews and voles.
Answer:
Try streak
Explanation:
All minerals/rocks do not have the same streakage
