Explanation:
Pollen grains are the male gametes in plants. It is present on the anthers. Pollen grains finds its way to the ovule by the process of pollination. The structure of pollen grains vary from one species of flower to another. The hibiscus and spider lily both have circular pollen grain.
However, the atomic structure of pollen grain of hibiscus represents the Buckminster fullerene but is not shown in spider lily. The pollen grains of hibiscus have spikes on its surface.
Answer:
Explanation:
maintaining a stable environment controlling what enters and exits the cell movement of materials into the cell
Answer:
C
Explanation:
herp derp herp derp herp derp
Answer:
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Explanation:
The force that attracts all matter to each other is gravity, i believe.