The study of artificial selection by Darwin helped him to establish his theory of evolution via natural selection. One of the animals Darwin examined in detail was the domestic rock pigeon. In the 1850s breeding of pigeons was an ancient past time, thus, Darwin decided to keep and breed the pigeons by himself.
While studying pigeons, Darwin established scrupulous determinations of their skeletons and wondered at the breeds' distinct colors, behaviors, and proportions. He also observed the patterns of inheritance of various features, and he demonstrated that birds of very distinct breeds can, however, generate fertile offspring. Thus, supporting the theory that they all originated from a single species.
1. bony fish
2. cartilaginous fish
3. jawless fish
4. cartilaginous fish
5. bony fish
6. cartilaginous fish
7. Jawless fish
8. bony fish
9. cartilaginous fish
10. bony fish
<span>A buffer is able to resist pH change because the two components (conjugate acid and conjugate base) are both present in appreciable amounts at equilibrium and are able to neutralize small amounts of other acids and bases (in the form of H 3O + and OH -) when the are added to the solution.</span>Feb 7, 2016
Answer:
I think it's True (viewpoint)
They need approximately 70 grams of protein in their diet
