How do exons and introns differ?

exons do not have a code

introns code for proteins

introns do not have a code

exons code for proteins

People with one sickle cell allele are not likely to get malaria. what is this an example of?

Text version using the diagram above, match the description to the corresponding location in the carbon cycle model. provide the letter only. carbon dioxide is converted to sugar used for food. carbon trapped in fossil fuels is converted to carbon dioxide. organic carbon is converted to fossil fuels. carbon dioxide is converted to carbonates. sugar is broken down and converted to carbon dioxide. location location location location location

Consider the table. types of bacteria form shape associated disease coccus x strep throat bacillus rod shaped y spirillum spiral cholera which best describes x and y?