All animals and plants are made of cells. Animal cells and plant cells have features in common, such as a nucleus, cytoplasm, cell membrane, mitochondria and ribosomes. Plant cells also have a cell wall, and often have chloroplasts and a permanent vacuole.
Asker's rating. Report Abuse. You can stay outside for up to 2 years with a re-entry permit ...but you must keep a presence here ..home, bank account ..etc but for stays of over 6 months its best to get one a green card is for living here ...if you are not doing that you eill lose it. David Â· 6 years ago. Thumbs up. 2.
Pew said from fiscal 2010 to 2014, about 36 per cent of employment-related Green cards - more than 222,000 - were granted to H-1B visa holders. Green Card, is the immigration status of a person authorised to live and work in the US permanently. A Green Card holder can apply for US citizenship after five years of residency. This period is shortened to three years if married to a US citizen Green Card holders who adjusted their status are more likely than new arrivals to be in their prime working years of 25 to 64.