Some living thing's bodies are weaker than others. For the species to live, the strong ones of the species will not get sick, reproduce and create strong offspring. The weak will die out.
Answer:
D
Explanation:
Zebra mussels can be a nuisance in novel ecosystems. When introduced in a non-native ecosystem with no natural predators, they reproduce rapidly displacing native mussels. Zebra mussels take up much of the algar that feeds the other native species hence starving them to death and causing their numbers to plummet. In addition, they attach to the other mussels and clog up power plants, that use the local water, water intakes.
There is more to DNA than cytochrome c. This is just one protein.
They carry oxygen to your entire body, and carry carbon dioxide away from your body to be exhaled.
Answer:
Answer: Archaea, Eukarya, Bacteria, Eukarya
Explanation:
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