Answer:
boron only has 2 valence electrons
A cell is a mass of cytoplasm that is bound externally by a cell membrane. Usually microscopic in size, cells are the smallest structural units of living matter and compose all living things. Most cells have one or more nuclei and other organelles that carry out a variety of tasks.
Answer:
Sand
Explanation:
A well should be placed so that contamination from any source moves away from the well and not toward it.
I'd say your right with the choice of calf.
:)
