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Since the pedigree has two different letters, it will have one letter of each, but the DNA will still be A.
Life is a special thing. You have your time and when it is decided that you will pass on then you go to a special place un-known to our world. Sometimes it your death is accidental and sometimes it's because your time is up. But others have to accept when someone passes on because they should know, that there lived one is in great hands.
"Eukaryote" roughly translates as "truly nucleated" and refers to organisms with a membrane-bound nucleus.
Such membrane-bound organelles are thought to have arisen via the invagination of the cell's own plasma membrane.
Other organelles such as the mitochondria and the chloroplast are believed to have once existed as separate organisms, but which were engulfed by other cells, forming a symbiotic relationship.
Sound cannot travel through a vacuum. A vacuum is an area without any air, like space. So sound cannot travel through space because there is no matter for the vibrations to work in.
