choroid
A geologic structure in which all layers are inclined in the same direction. Source: Answers.com
The mother is the "host" for the fetus until birth. All nutrition and growth support is done by virtue of the mother's umbilical cord. IT provides all oxygen and nutrition while connected.
We are all made out of a mass of molecules and a complex molecular structure.
no fast food meal provides a balanced nutrition. if eaten too often they will all cause heath problems
Top soil because it gives all other layers material and organics.
Potassium is an element, it has a symbol which is K, rather than a formula. Like all elements, its structure is spherical. There are protons and neutrons in the center, and electrons in the outer layers.
On the basis of their structure, mode of nutrition and reproduction
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Displayed - shows all the bonds and all the elements in the order which they occur
The blastula is an embryonic structure that is formed from one cell layer. This later forms the three cell layered gastrula. All of the layers of the organism are formed from these three layers. See the link below:
All living eukaryotic cells are surrounded by a plasma membrane made of two layers of phospholipids and integrated proteins. Prokaryotic cells also show this structure, but have additional layers of peptidoglycan and occasionally lipoproteins.
No. ----------------------------------------parasitism the worm takes all the nutrients The dog does not benefit but the tapeworm does. The tapeworm steals nutrition from the dog and provides no benefit in return. In this case the dog can die from no nutrition