Blindness develops as retinoic acid cannot be converted to retinal, which participates in vision.
raising animals
Depends on what animals you are raising, how many animals need to be fed, and what crops you are raising.
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In recent years, the fur-bearing animal raising industry has suffered the ill effects of fur's increasingly negative image.
yes
Density decrease when the temperature is raising.
Rearing of animals, means raising animals. If you take in an abandoned baby squirrel, you will be rearing or raising the baby.
Farming and raising animals
Agriculture.
Domestication.
demestication
The business of growing crops and raising animals is farming. Farmers can choose to concentrate on either crops, or animals, or they have the option of doing both.