The first one best describes cohesion. Cohesion is the action of forming together so Cohesion is caused by polar water molecules attracting each other.
The answer is polygenic inheritance.
Polygenic inheritance is responsible for traits that are controlled by two or more genes. It is also called multiple gene inheritance. Examples of polygenic inheritance are height, weight, skin color, eye color.
Since a great number of genes control one trait, it is expected that each one has<span> a relatively small effect</span>
The answer is E because all of the i I’ve is important to participate in conservation efforts