Answer:
it stresses secrecy in scientic investigations
Answer:
las enzimas son proteínas y aceleran reacciones químicas.
Explanation:
the name porifera means pore bearer in latin. a sponges body is covered by a skin, one cell thick. this skin has lots of small pores ad a few large openings. the small openings are the entrances to a complex system of channels. these collar cells pump water through the entire sponge and filter out food for the sponge cell to eat
Reabsorption occurs during the movement of substances from the proximal convoluted tubule to the distal convoluted tubule..... in the kidney
