<em>Muscle cells are excitable, meaning they react to stimuli. They may shorten and create a pulling force because they are contractile. Locomotion, facial expressions, posture, and other voluntary motions of the body are all made possible by the contraction of skeletal muscle, which is connected to bones.</em>
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<em>Also, Taylor Swift*</em>
C. crossing over This is because each gene have a piece of each other Hope this helped=)
The answer is C because many of the funcions that the family used to serve have been outsourced to other institutions
Protein, the building blocks of proteins are amino acids, different sequences and combinations of these amino acids result in huge numbers of proteins which have a variety of functions.
Due to the overproduction of offspring with only finite resources, species begin to engage in competition for survival. In order to increase their chance of survival, certain species will begin to develop genetic variations that allow them survival advantages.
