Which best contrasts self-renewal and differentiation? A.) Only differentiation is a process that results from stem cell division.
B.) Only differentiation creates more of the same types of cells.
C.) Only self-renewal creates more of the same types of cells.
D.) Only self-renewal depends on gene expression.

answer; the above statement is (true);

your body is trying to warm itself up. or more precisely, sensors in your skin send messages to your brain to generate heat to your body.

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.