While both will equate changes in a genetic chain, deletion would have more severe consequences. A substitution mutation usually only causes minor disorders and diseases, like sickle cell anemia. Whereas deletion causes much more serious diseases, like cystic fibrosis, and turner syndrome which is where a female is born with only one X chromosome.
<span>The correct option is: IT HELPS CARRY AN IMPULSE BACK TO THE NEXT NEURON. There are two types of neurons, excitatory and inhibitoty neurons. Both serve to transmit impulse from one point to the other. Each neuron usually makes several connections with other cells.</span><span />
<span>Coronary arteries supply blood to the heart muscle.</span>
That should make it more clear . Its the same thing . Both seta and cheta or chaete means bristles. I think the term can be used interchangeably.
Muscular: The muscular system helps the frog to move. This system can help them escape from predators and catch prey.
<span>Skeletal: The skeletal system provides support for the frogs body. This system goes along with the muscular system
the skeletal part is support for the muscular parts</span>