No. Sarai/Sarah is called "fair to look upon" (beautiful), along with Rebekah. Also, why would it be? It is no one's fault that they're beautiful. God just made you that way.
Never.
According to the Bible, God's penalty for sin is death.
According to the Christian Bible, over eating is known as the sin of gluttony.
Not according to the bible. There are some people who believe that thinking or dreaming a sin is a sin, though.
According to Bible, there is no list of "sin - not sin" type. Sin is omission of target. You must see everything in context.
According to the Bible, we cannot differentiate sin as minor or major. A minor sin is also a "Sin".
Death is seen in the Bible as the result of sin and is not itself a sin, unless one has meant to cause the death of another and that would in many cases be a sin.
Egypt is a "type" of the sin filled world.
According to God. If you believe in God... YES.
In the Bible, yeast represents sin.
According to the Bible, God's free gift is forgiveness of sin; a new life trusting and serving Him until the Rapture when all those who were faithful to Him shall join him in heaven. According to the Bible, forgiveness of sin is free, but many do not accept it.
According to the Holy Bible, Jesus Christ was the solution to the problem! He was also in the Garden Of Eden when the original sin was committed.