The porcupine is a rodent with an unusual trait. Porcupines have sharp spines or quills that help protect it against its predators. This trait is different from other rodents because of its needle like quills. This animal is also similar to that of a hedgehogs.
Answer:
the organelle responsible4 chem energy to ATP, is the mitochondria...
Explanation:
The mitochondria is responsible 4 packaging protein into energy the cells of the body can use 4 energy..
<span> the answer is D carbon dioxide.</span>
NON SPECIFIC
macrophages
skin
mucous
fever
SPECIFIC
antibodies
t cells
b cells