Katie and her sister have entirely different features and traits. Katie has blond hair and brown eyes, but her sister has red hair and blue eyes. The sisters have different traits, but their differences are not caused by mutations. Mutations in living things are caused by various factors. Which three facts can cause mutations?
A. overpopulation
B. an error in copying DNA
C. radiation
D. competition
E. certain chemicals

Hich excerpt from "the cask of amontillado" best infers what will be fortunato's downfall? the gait of my friend was unsteady, and the bells upon his cap jingled as he strode he had a weak point --this fortunato --although in other regards he was a man to be respected and even feared. he prided himself on his connoisseurship in wine. "nitre," i replied. "how long have you had that cough? " "my friend, no; i will not impose upon your good nature. i perceive you have an engagement. luchresi--"

Use the two columns to sort the characters into the appropriate households to indicate which side of the feud each character is on romeo capulet montague benvolio tybalt mercutio the nurse juliet previous activity

How can you tell that the text is from a biography