Mostrando entradas con la etiqueta cells. Mostrar todas las entradas
Mostrando entradas con la etiqueta cells. Mostrar todas las entradas
viernes, 22 de abril de 2016
miércoles, 20 de abril de 2016
The Protista Kingdom
There is a wide variety of different organisms in the Protista Kingdom.
They can move in different ways. The amoeba uses pseudopods (pseudo= false, pod= foot):


The paramecium uses cillia:



Algae also belong to this kingdom.

Some Protists, like amoeba, reproduce by cell division.

Others reproduce by spores.
They can move in different ways. The amoeba uses pseudopods (pseudo= false, pod= foot):

The paramecium uses cillia:

Algae also belong to this kingdom.
Some Protists, like amoeba, reproduce by cell division.
Others reproduce by spores.
Monera Kingdom
Bacteria are part of the Monera Kingdom. They are unicellular, and can have different shapes.
Some of them have tail-like flagella that help them move around.

They reproduce by dividing.

Some are autotrophs (they make their own food) and some are heterotrophs: they produce a substance that can break down plant or animal matter to absorb the nutrients.
Some bacteria can help us, and some can harm us. Bacteria can live in very cold temperatures and also very hot ones.
Some of them have tail-like flagella that help them move around.
They reproduce by dividing.
Some are autotrophs (they make their own food) and some are heterotrophs: they produce a substance that can break down plant or animal matter to absorb the nutrients.
Some bacteria can help us, and some can harm us. Bacteria can live in very cold temperatures and also very hot ones.
lunes, 22 de febrero de 2016
Looking at cells
Plant cells: watch the chloroplasts move!
Here is a short video about onion cells under a microscope.
Animal cells: frog's blood. You can see the nucleus, cytoplasm, and cell membrane.
Here is a short video about onion cells under a microscope.
Animal cells: frog's blood. You can see the nucleus, cytoplasm, and cell membrane.
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