From this, it is readily seen that any insertion or deletion will change the triplet groups, and so may have major effects on the amino acids coded for. This is called a frame-shift mutation. Frame-shift mutations almost always result in nonfunctional proteins.
KEEP IT SIMPLE. 1  Use only one message per slide. 2  If you have more than one message, add a slide. 3  Limit the amount of text on each slide-no one wants to read a JAMA article during your presentation. 4  Use only elements that add to the content of the message. 5  Use graphics that clearly support your message.
You may have come across some of these rules before either in presentation books or in the form of secondhand advice from a co-worker or manager. Some of these following ârulesâ may sound familiar: 1  Never have more than âXâ slides in a presentation. 2  Never have more than âXâ bullet points. 3  Never use bullet points at all.