Answer:
Ecologist
Explanation:
"Ecologists study the interrelationships between organisms and their environments." (Environmentalscience.org)
The answer is letter d. it has only 2 electrons in its first shell and 4 in the second shell. Basing from the electronic configuration of the carbon atom, the "s" orbital of carbon atom is completely filled leaving now the "p" orbitals partially filled. Thus in this case, carbon atom has four (4) valence electrons.
When the parents reproduce, they pass on traits to their offspring
The nurse should instruct the client to not lift heavy objects, if lifting something he should have bend the body with his knees, correct his posture (poor posture causes pressure and can cause degenerated discs to become more painful), exercise the back muscles ( to provide support).
Plant cells have what is perhaps the most complex outer coverings. Plant cell walls are made largely of cellulose which forms strong, highly rigid, almost indigestible coverings that protect the cell and gives it shape.
