Why can someone have cells with no y chromsome and other cells with a double - y chromosome?

What are the mechanisms that cells deal with misfolded proteins and what is the ultimate fate of a misfolded protein inside of a cell?

What is the limitations of classifying organisms by appearance

Define mutation using the word gene

How are proteins and nucleic acids related? If one nucleotide were changed within the nucleic acid molecule, how could that affect the protein being produced?

A volcano erupted and destroyed the ecosystems surrounding it. When the lava cooled and new rocks formed, lichen and mosses were the first organisms to begin growing in the area.

What is the name of the enzyme that adds new nucleotides to build mrna

If two people want to know the chances of their child have a certain genetic disorder, the parents must know their

Which of the following constitutes the primary structure of a protein? A. The folding of a polypeptide chain B. The linear sequence of amino acids in a polypeptide chair C. The polypeptide chains stacked on top of each other D. A pleated sheet E.

Most food chains have no more than six organisms. why is there a limit to the number of links in a food chain? a. animals at the end of the food chain would have too much food available. b.

What was the most significant conclusion that gregor mendel drew from his experiments with pea plants?