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A PV cell is made of two thin layers of?
A photovoltaic (PV) cell is made of two thin layers of semiconductor materials, typically silicon. The top layer, known as the n-type layer, is doped with elements that provide extra electrons, while the bottom layer, or p-type layer, is doped with elements that create "holes" for electron movement. When sunlight hits the cell, it excites electrons, generating an electric current as they flow from the n-type layer to the p-type layer. This process is fundamental to converting solar energy into usable electrical energy.
How many cell layers does a hydra have?
A hydra typically has two cell layers: an outer layer of epithelial cells and an inner layer of gastrodermal cells. These layers are separated by a jelly-like extracellular matrix called the mesoglea.
Does the cell membrane consist of two lipid layers?
Yes, the cell membrane is made up of two layers of phospholipids called a lipid bilayer. These phospholipids have hydrophobic tails that face inward and hydrophilic heads that face outward, providing the structure of the membrane.
Are leafs made of cells?
A leaf is made of many layers that are sandwiched between two layers of tough skin cells
In a cell membrane what kind of molecules form two layers?
Phospholipid molecules form the two layers of the cell membrane. These molecules have a hydrophobic (water-repelling) tail and a hydrophilic (water-attracting) head, which arrange themselves into a double layer to create the lipid bilayer of the membrane.
What is lipid bilayer?
thin membrane made of two layers of lipid molecules.
What are the compositions of cell membrane?
Two layers of fat molecules sandwiching a (very) thin layer of water.
Cell membreanes are made up two layers of these?
Cellulose.
Describe the structure of a capillary wall?
capillary walls are very thin, often a cell thick. artery walls have two thick layers.
What is the HP touch screen made of?
The HP touch screen is made of two very thin transparent layers with a thin space between them. When someone touches the screen, the two layers touch to become connected and what has been touched can then be read.
Which cells have the function of cell membrane in all cells?
no cell acts as a cell wall. cell walls are made of a two layers of lipids.
What are made up of two cell layers and have only one body opening?
Cnidarians.
What is a of a sponges body?
It has two cell layers.
What are the two outer layers of the plant?
cell wall and cell membraine
What are the two-layers that surround an organelle or cell called?
cell membrane and cell wall
Why will several layers of thin clothes keep you warmer than two layers of thick clothes?
It's the air that insulates.
What is the major distinction between the cell layers of a sponge and those of a cnidarian?
Cnidaria are diploblastic animals, in other words they have two main cell layers, while more complex animals are triploblasts having three main layers. The two main cell layers of cnidarians form epithelia that are mostly one cell thick.
