Answer:
Echinoderms use its tube feet for "<u>movement, respiration and taking food".</u>
Explanation:
Tube Feet are tiny tube like projections on oral side of echinoderms. They use it for movement, food and respiration. Echinoderms also use them to stick the ocean floor and move at a leisurely pace.
You just gotta do it no matter what happens
When the population is small or there is no gene flow
Answer: Under these extreme conditions, some hydrogen particles clash and come together to create helium in a process. The process releases energy that travels through the core by radiation. ... Growing currents of blistering gas in the convection zone carry energy toward the Sun's surface.
Explanation:
When a geologist working in stratified rocks observes a limestone bed with oyster fossils overlain by beds with clam and echinoderm fossils indicative of marine conditions, the fossils probably indicate ----- that the environment had changed as the sea level rose and it displaced the oysters environment with marine conditions represented by the clams and echinoderms.