Which best describes derived characteristics?
they are newly evolved traits. they appear in all the ancestors. they appear at the end of each branch. they stem from primary characteristics.

They are newly evolved traits.

Explanation:

A shared character can be define as the character which is shared between the two lineages and that is common. A derived character can be define as the character that is evolved in the lineage leading to the formation of the clade that are common to the set members of the clade except from other individuals.  

On the basis of the above explanation, They are newly evolved traits. is the correct option.

"hydrogen bonding is the attraction of h atoms in the water molecule (slight + charge) to o atoms in a neighboring water molecule (slight - charge); it is a weak interatomic force. but it is still strong enough to the water molecules "stick" together."

water at room temperature is flowing through a pipe with pressure taps located 10 ft apart along one section of the pipe, which are connected to a mercury (s=13.6) manometer.