What is it called when a blastocyst attaches to the uterine wall?

"follow hollywood's hottest diet craze to use more calories and feel great" this article most likely a) provides an easy-to-follow nutrition plan b) includes recommendations that are unsafe c) gives expert advice on creating a healthy lifestyle d) sets a realistic goal for health and weight loss

Which of the following is not a fitness benefit of cycling a: very effective at burning fat b: provides an upper body workout c: provides an aerobic workout d: good exercise for out of shape people

Witch form of birth control could people use without. altering hormonal systems or blocking sperm from fertilizing an egg