Answer:
71 percent. hope this helps
Explanation:
Cause mammals are the only species that are well developed before birth unlike marsupial and monotremes
Answer:
Global Warming is simply the long-term rise in temperature of the Earth's core, which inevitably would effect the climate systems of the Earth.
The Green House Effect is the natural process that warms the Earths surface.
Explanation:
The Green House Effect--> When the Sun's energy reaches the Earth's atmosphere, some of it is reflected back into space and the rest is absorbed and re-radiated by the greenhouse gases.
Answer:
<u><em>Ancestors</em></u>
Explanation:
Ancestors can be described as the persons from which a particular human being originated. In a broader perspective, it is referred to family history of a person. Scientists believe that all organisms on Earth originated from a common ancestor which were the prokaryotes. The prokaryotes with time gave rise to the eukaryotes. Common descent is the phenomenon in which organisms having common ancestors are referred.