Heterotrophs, or consumers, are organisms that must obtain energy by consuming other organisms (autotrophs or other heterotrophs) as food.
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Bipartition: it is the division of the stem cell into two daughter cells, each new cell is a new individual with structures and functions identical to the stem cell. This type of reproduction is presented by organisms such as bacteria, amoebas and algae. ... The budding is the evolutionary process of the living being by meiosis.
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Most sponge body plans are slight variations on a simple tube-within-a-tube design. which of the following is a key limitation of sponge body plans? sponges lack the specialized cell types needed to produce more complex body plans. the reliance on osmosis/diffusion requires a design that maximizes the surface area to volume ratio of the sponge. choanocytes must be protected from the hostile exterior environment. spongin cannot support heavy bodies.