Explanation:
Each chromosome pair consists of one chromosome inherited from the mother and one from the father. ... Arranged on the chromosomes are genes.
Answer:
The answer for the blank is= Gene
Nerve impulses are caused by Potassium (K+) and Sodium (Na+) ions that are located inside and outside of the cell. The structure of the cell membrane is permeable to Potassium but are highly impermeable to Sodium ions. These impulses are transmitted from one nerve cell to the other in very fast series.
Biological factors that inhibit eating