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Transcript
1. I am a sperm cell.
Function: A sperm cell swims
rapidly to an egg during
reproduction.
A sperm cell has a tail, or
flagellum to allow it to swim to
meet the egg.
2. I am a
nerve cell.
Function: A nerve cell transmits
messages to other cells
Nerve cells send hormones to
communicate with other cells.
3. I am a muscle cell.
Function: A muscle cell stretches
and contracts to allow the body
to move.
Muscle cells are long and flat to
allow them to relax and contract.
When muscle is being used it is
contracting and when a muscle is
not being used it is relaxing.
4. I am a red blood cell.
Function: A red blood cell carries
necessary oxygen to cells and
carbon dioxide that is released
away from cells.
A blood cell looks like a bowl
because it has to carry molecules
to and from cells.
5. I am a XYLEM cell.
Function: A XYLEM cell transports
water and minerals from the roots
to the leave of a plant.
Xylem cells only transport water
and minerals in one direction UP
from the root to the leaves and
top parts of the plant.
6. I am a PHLOEM cell.
Function: A PHLOEM cell
transports food and nutrients from
the leaves to storage organs and
growing parts of the plant.
A PHLOEM cell moves food and
nutrients from the leaves to other
parts of the plant, because the
food is being made in the leaves
by photosynthesis and stored in
other parts of the plant for future
use.