Embryos are frozed in liquid nitrogen through a process called cryofreezing. Embryos are generally frozen to be stored for long periods of time or if they have to be trasported to a different location.
dormancy
cryopreserved at -100 Celsius
They get frozen incase it is needed in the future.
a frozen crocodile
Most scientists agree that frozen embryos created through in vitro fertilization should be used to create stem cells, although many people are against it because of their religious views.
The fish is frozen, and if frozen can't be resuscitated.
yes the can
Some seeds can survive being frozen and will grow when planted.
No
yes
yes it can. it will stay alive for 5-6 hours after being frozen.