In contrast to bryophytes, in vascular plants the dominant stage of the life cycle is the

Bryophytes are non vascular plants which include, mosses, liverworts and hornworts. They are seedless and lack specialized water conducting tissues.
Vacular plants are those plants that use specialized tissues to transport food and water to all parts of the plant. They have a root system, vascular system and also a shoot system. The dominant stage of the life cycle in vascular plants is the sporophyte.

Three reasons of the deaths of native americans: new illnesses that their immune systems couldn't cope with. genocides so the settlers could have the good land.starvation from lack of rations and poor infertile land on resevations