The mutated proteins are random changes in the sequence while the normal sequence was meant to be how it is
Viruses need to be inside a living thing (of course the living thing has to have the right temperature which most living things do) . When they're inside a living thing they start injecting the host's cells with its DNA in order to make more copies of itself which allows the virus to spread. So basically viruses need to be inside something living.
<span>D. Gravity is the force of attraction between two objects and is dependent upon the mass of the objects and the distance between the objects.</span>
Answer:
Animals at the top of the food chain are too hard to be caught and eaten, while plants and smaller animals are eaten easily.
Explanation:
