<span>They transport oxygen to all the cells of the body!</span>
Answer:
A
Explanation:
Because the more species that live their can determine how well the environment is doing.And that their is enough resources for them to survive.
The cell's nucleus contains chromosomes made from long DNA molecules. The diagram shows the relationship between the cell, its nucleus, chromosomes in the nucleus, and genes.
<span>Genetic stability maintenance
requires an extremely accurate mechanism for DNA replication and
mechanisms for fixing the several accidental lesions that occur continually in
DNA. Spontaneous changes in DNA are temporary
due to immediate correction process called DNA repair. DNA repair’s importance
is very evident from the huge investment that cells form in DNA repair enzymes.
In 1000 accidental base changes in DNA , fewer than one results in a permanent
mutation due to the efficient elimination by the DNA repair.</span>
The hawk because energy is lost at each stage of the food chain, and the hawk is the last stage. This means it doesn't get all the energy transferred to it.