<span>This variation be justified by:
</span>Migration to an environment different from their birthplace, and adaptation to the available food, ultimately leading to speciation. because <span>birds use their beaks to eat.</span>.
The two organs have different adrenergic receptors for NE.
A cell has cytoplasm, a cell wall, naked DNA and ribosomes. Based on this information, this could be <span>A. A cell from a pine tree.</span>
The answer would be A, slash and burn.
Answer:
D -herbivore population sizes decrease ,then the carnivore population sizes decrease
