1 A short chain of amino acids is referred to as a peptide (or oligopeptide); a long chain of many (hundreds or thousands) amino acids is referred to as a polypeptide. 2  Each cell makes thousands of different KINDS of proteins.  Different kinds of proteins are composed of a different sequence of amino acids.
SHARE SHARE TWEET EMAIL. Weight training can help improve your endurance and speed as a long distance runner. It can also help you manage your weight by increasing your body's metabolism, a difficult task without strength training.To mix long distance running and weight training, you need careful planning and caution, so you can avoid burnout through overtraining.For best possible results, your program should challenge your body without causing any major pain.HARE SHARE TWEET EMAIL. Weight training can help improve your endurance and speed as a long distance runner. It can also help you manage your weight by increasing your body's metabolism, a difficult task without strength training.
1 Your longest half marathon training run should be 3 or 4 weeks out from race day. 2  A top session could be 90 minutes â 2 hours with the last 30 mins at your target race pace. 3  Two weekends before, reduce this long run to 75-90 minutes.4  One week before itâs time to run just 60-70 minutes easy and enjoy the Sunday papers! Your longest half marathon training run should be 3 or 4 weeks out from race day. 2  A top session could be 90 minutes â 2 hours with the last 30 mins at your target race pace. 3  Two weekends before, reduce this long run to 75-90 minutes. 4  One week before itâs time to run just 60-70 minutes easy and enjoy the Sunday papers!