The body of a sponge is made up of two main cell layers: the outer protective layer called the pinacoderm and the inner digestive layer called the choanoderm. These layers are separated by a jelly-like substance called mesohyl, which contains other cell types.
They have two layers the endoderm and ectoderm.
Daphnia have three germ layers: ectoderm, mesoderm, and endoderm. These layers are formed during embryonic development and give rise to the different tissues and organs of the organism.
Germs couldn't be seen, so many didn't believe in them.
Robert Hooke was not directly involved in the development of the germ theory. He made contributions to the field of biology, particularly with his early work in microscopy and cell theory. The germ theory of disease, which states that microorganisms are the cause of many diseases, was developed by scientists like Louis Pasteur and Robert Koch in the 19th century.
First one has three and the second one has two germ layers.
mesoderm
99.99% of germs are eliminated by germ x
The word "germ" has three phonemes: /g/ /er/ /m/.
one
69
possess has 4 syllables in it.
One tablespoon of Wheat Germ contains approximately 65 calories.
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One serving or three tablespoons of raw wheat germ contains 60 kcal.
The body of a sponge is made up of two main cell layers: the outer protective layer called the pinacoderm and the inner digestive layer called the choanoderm. These layers are separated by a jelly-like substance called mesohyl, which contains other cell types.