<u>Eye contact</u> is most important in maintaining the quality of directness in speech delivery.
Eye contact maintains the quality of directness in speech delivery, lets people know they are recognized, indicates acknowledgment and respect, and signals to audience members that you see them as unique human beings.
It creates a bond between speaker and listener, a connection that is beneficial to both parties. When you look someone in the eye, they are more likely to look at you, more likely to listen to you, and more likely to buy into your message.
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I believe it is called the thermal layer
Selective permeability, made possible in cells by the phospholipid bilayer that makes up the plasma membrane, is basically monitoring and regulating what can and can't enter the cell. It is carried out by a series of membrane proteins that act as channels to polar molecules, opening to allow them in and closing to prevent their entry. This is possible because the hydrophobic tails of the phospholipid molecules repel polar molecules and so prevent their entry unless through a channel.
Organisms altering their environment
The correct answer is B) Light intensity. Hope this helps.
