The outer coverings that are tough but, flexible provided protection to the land plants.
3.8 billion – 2.5 billion years ago
The Archean is the name of the age which started with the shaping Earth. This time of Earth's history endured quite a while, over 2.5 billion years. When the archean age ended the earth was just coming alive.
The α-amino group of many amino acids is transferred to α-ketoglutarate to form glutamate, which is then oxidatively deaminated to yield ammonium ion (NH4+).
Answer:
breed the red hamsters with blue eyes in hopes of getting their babies and sell them.... I have no idea what else you could do lol.
In general, stem cells have 3 main properties:
1) They are capable of dividing and renewing for long periods of time.
2) They are unspecialized cells.
3) They can give rise to specialized cells.
