Answer: d. alternation of multicellular generations
Explanation:
The gametophytic as well as the sporophytic generations are alternative in the life cycle of the multicellular plants. This can be seen among the land plants. This feature cannot be seen in the algal species as they are unicellular in nature. Thus cannot be seen in the relatives of charophyta algae.
The answer is Peritonitis. It is the inflammation of the <span>peritoneum, this is the </span><span>membrane found in the inner abdominal wall. This is caused by some bacteria or fungi. Some of the symptoms are vomiting, nausea, high temperature, swollen abdomen, less urination, lack of appetite. </span>
The limitations of cell size are:
1) Surface area to volume ratio
2) Nucleo cytoplasmic ratio
3) Fragility of cell membrane
What are the cause of limitations on cell size?
The need for a surface area of sufficient area to allow the cells function→.
→If the surface area of cell increase volume increase to the cube of the linear increase.
→ Nuclie contains information needed for protein synthesis . Some cells reduce this limitation to increase the no. Of nucleus called multinucleated.
Examples are muscle cells.
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Climatic variations and Human activities , i don’t know the third reason ..
They hide in places like driftwood and vegetation