Sickle cell anemia is the result of a point mutation, a change in just one nucleotide in the gene for hemoglobin. This mutation causes the hemoglobin in red blood cells to distort to a sickle shape when deoxygenated. The sickle-shaped blood cells clog in the capillaries, cutting off circulation.
Saving an attachment. Saving attachments from Mail is just as easy. Next time you receive a message to which somebody has attached a file, just tap and hold on that attachment until a Share sheet pops up. In the bottom row of icons, choose Save Attachment.aving an attachment. Saving attachments from Mail is just as easy. Next time you receive a message to which somebody has attached a file, just tap and hold on that attachment until a Share sheet pops up. In the bottom row of icons, choose Save Attachment.
Sort Messages in Yahoo! To sort a folder in Yahoo! Mail: 1  Click on the column header (read status, From, Subject, Date, Size, attachment status and flag status for Yahoo! Mail; Sender, Subject, Date, or Size in Yahoo! 2  Mail Classic) you want to use for sorting.3  Click again to reverse the sort order.ail: 1  Click on the column header (read status, From, Subject, Date, Size, attachment status and flag status for Yahoo! Mail; Sender, Subject, Date, or Size in Yahoo! 2  Click again to reverse the sort order.