red blood cells
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Red blood cells are typically shaped like pinched disks, also known as biconcave discs. This unique shape allows them to carry oxygen efficiently through the bloodstream.
Guard cells in plants are shaped like balloons and are responsible for regulating the opening and closing of stomata to control gas exchange and water loss.
The animal is a jellyfish. Jellyfish have umbrella-shaped bodies and possess specialized stinging cells called cnidocytes, which they use for prey capture and defense.
The Phloem
Volvox is a genus of green algae that form colonies shaped like hollow balls and live in fresh water. Each colony consists of hundreds or thousands of individual cells that work together for functions like reproduction and movement.
Neurons are shaped like long thin cells with a cell body, dendrites that receive signals, and an axon that transmits signals to other neurons. They have a unique branching structure that allows them to communicate with other neurons in the nervous system.