Long day plants are characterized by _______.

Electrons are shared in a covalent bond. 

_________ is the plant growth response which promotes tendrils to wrap around supports.

The dorsal body cavity contains the _____.

An atom with 6 protons and 6 neutrons will have a mass number of 6.

Electrons are found in the orbits (shells)of an atom.

The maintenance of relatively stable internal environment of the body: 

When organs are located on the same side of the body, they are considered to be: 

Bicarbonate ions help maintain: 

A reproductive cell that develops into a new organism without the need to fuse with another reproductive cell is a: