Examlex
A virus that contains a core of RNA is called a retrovirus.
American President
The elected head of state and government of the United States of America, serving as the executive branch leader under the U.S. Constitution.
Asian Descent
Denotes individuals whose ancestry can be traced back to Asia.
Odd Number
An integer not divisible by two, differing from even numbers, and having a remainder of one when divided by two.
Odds
A measure of the likelihood of a specific outcome in an event, often used in gambling and statistics.
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Q69: Every atom must have an octet of
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