Human skin is similar to that of most other mammals, except that it is not protected by a fur. Though nearly all human skin is covered with hair follicles, it can appear hairless. There are two general types of skin, hairy and glabrous skin.The adjective cutaneous literally means of the skin (from Latin cutis, skin).uman skin is similar to that of most other mammals, except that it is not protected by a fur. Though nearly all human skin is covered with hair follicles, it can appear hairless. There are two general types of skin, hairy and glabrous skin.
In August 1971, just after conclusion of the Apollo 15 mission, President Richard Nixon proposed canceling the two remaining lunar landing missions, Apollo 16 and 17. Office of Management and Budget Deputy Director Caspar Weinberger was opposed to this, and persuaded Nixon to keep the remaining missions.
There were 9 Apollo missions by NASA that travelled to the Moon between 1968 and 1972. The first landing was on July 20, 1969 and there were 5 more missions that explored the lunar surface. A total of 24 astronauts went to the Moon (3 of them twice) but only 12 actually walked on the lunar surface. There were 9 Apollo missions by NASA that travelled to the Moon between 1968 and 1972. The first landing was on July 20, 1969 and there were 5 more missions that explored the lunar surface.