The independent variable is the temp because that’s the only thing that changes
dependent is everything else because it doesn’t change
no they aren’t comparing it to any thing, just each other. the control should remain the same throughout the experiment but there isn’t any in this case
light and water because they same through out the experiment
good luck :)
Answer:
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The tiny holes in the cell walls of plants that allow for the passing of materials are called the plasmodesmata. The correct option among the different options given in the question is the second option. Plasmodesmata are actually very small or rather microscopic channels that traverse the cell walls of the plant cells.
They are able to respond to the presence of invading organisms because they recognize the<u> antigen </u>on the surface of organisms. There are specific receptors on the surface of immune system cells.
All the organisms that eat the middle organisms will die and the organisms that get eaten by the middle organisms will flourish.
