When Agam was in 2nd grade, she had to get glasses so she could read the board.
Her vision problem was caused by the shape or function of the
iris
pupil
cones
lens

Answers to mastering biology drag the labels to their appropriate locations to complete the punnett squares for morgan's reciprocal cross. drag blue labels onto the blue targets to indicate the genotypes of the parents and offspring. drag pink labels onto the pink targets to indicate the genetic makeup of the gametes (sperm and egg). labels can be used once, more than once, or not at all. hints