Answer:
Option (A)
Explanation:
The Precambrian represents the time period, right from the beginning of the earth to about 540 million years back. It is divided into 3 parts, namely the Hadean, the Archean and the Proterozoic. Throughout this geological time, vast changes have taken place on earth. The first life forms of about 3.8 billion years old, that existed on earth were the simple unicellular organisms, whose traces were only found at some particular places. These organisms were very small and are comprised of soft bodies, so they were affected by the earth's dynamic processes. The organisms in order to get fossilized must contain hard parts. Due to the presence of soft bodies, the organisms were not fossilized and so it took a long time to demarcate that the late Precambrian organisms were animal-like life.
hence, the correct answer is option (A).
it is actually forests so a
If you have just eaten a mean high in complex carbohydrates, amylase is the enzyme that will help to digest the meal.
Here is your answer
D. Losing electrons
REASON:
Cations means positive ions.
Positive ions are formed by losing electrons which increase positive charge on the body.
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The third eye is called the parietal eye. Although it has a lens, retina and nerve connection, it is not functional as an eye. it grows on top of the reptile's head, under the skin, and is not visible.
<span>Scientists have not been able to determine the function of this third eye, but it is thought that light falling on this third eye may influence certain biological functions such as sleep and hibernation.
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-Payshence xoxo</span>
