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| blood | |||
| blood tissue, A fluid connective tissue consisting of the plasma and cells that circulate in the blood vessels | |||
| krev: 25 phrases in 10 subjects |
| Agriculture | 6 |
| Astronomy | 1 |
| Biology | 4 |
| Building materials | 1 |
| Environment | 1 |
| Health care | 2 |
| Human rights activism | 1 |
| Medical | 1 |
| Social science | 1 |
| Veterinary medicine | 7 |