The functions that both the nerve cells and muscle cells
have in common are the following;
-
Both cells are excitable
-
They both experience voltage difference in the
cell membrane
-
The cell membrane of both of cells has electrochemical
impulses
B. One
because an independent variable is something you change. So in a scientific experiment you only change one thing. If you happen to change more than one thing then the test becomes unfair therefore you should repeat and make sure that only one thing is changed this time.
Answer:
a person who purchases goods and services for personal use.
Explanation:
I also believe the answer is A.
Answer:
Prehistoric
Explanation:
The Prehistoric Period—or when there was human life before records documented human activity—roughly dates from 2.5 million years ago to 1,200 B.C. It is generally categorized in three archaeological periods: the Stone Age, Bronze Age and Iron Age.