Plants: haploid generation of a plant produces gametes (sperm and eggs) and is called the gametophyte; the diploid generation produces spores and is called the sporophyte/ diploid zygote.
1 You gain the most benefits and lessen the risks when you exercise in your target heart rate zone. 2  Usually this is when your exercise heart rate (pulse) is 60 to 80 percent of your maximum heart rate. 3  In some cases, your health care provider may decrease your target heart rate zone to begin with 50 percent.
Answer by Answers Publisher. Confidence votes 260K. A normal pulse rate for a resting person should be around 60 beats per minute. During exercise, depending on what kind of exercise one is doing, a normal pulse should be between 100 and 180 beats per minute.nswer by Answers Publisher. Confidence votes 260K. A normal pulse rate for a resting person should be around 60 beats per minute. During exercise, depending on what kind of exercise one is doing, a normal pulse should be between 100 and 180 beats per minute.