Answer:
Its A
Explanation:
It takes about 4 years for light from this star to reach earth. Depends on the the Distance of the star. As our sun is 149.6 million km away from the Earth it takes total 8 minutes 20 seconds.
It takes light 8 minute to reach from surface of sun to earth.
However, light produced in the core of the sun takes thousands to millions of years to get to the surface.
A light-year is the distance light travels in one Earth year. One light-year is about 6 trillion miles (9 trillion km).
Answer:
The answer is the second option: a Biotic Community
Answer;
The geographic events during mesozoic Era;
-formation of the Rocky Mountains begins
-Innuitian Mountains formed
-shallow seas in the interior of North America at times
Explanation;
-This Era is the second of Earth’s three major geologic eras of Phanerozoic time.
-Mesozoic Era began 252.2 million years ago, following the conclusion of the Paleozoic Era, and ended 66 million years ago, at the dawn of the Cenozoic Era.
Answer: Homo habilis
Explanation: about 2.31 million years ago to 1.65 million years ago they existed and if An anthropologist finds a fossil that is 2 million years old it's most likely to be a Homo Habilis
The answer indeed has to do with similarities between genes coding for proteins involved in adherence and attachment in choanoflagellates and animals. Let me explin it to you a little further. Choanoflagellates are a group of protists. There is Morphological Evidence that can explain how close these protists are as closing living relatives to animals. Not only is morphological evidence the ones that help to conclude that but also molcular evidence. The choanoflagellates are a group of <span>of free-living unicellular and colonial flagellate eukaryotes. </span>
