MCQ
Body does not show any segmentation in
- AFrog
- BCockroach
- CEarthworm
- ✓Star Fish/Hydra
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| (A) 1869 | I. Friedrich meischer |
| (B) 1953 | II. Watson and crick |
| (C) 1928 | III. Griffith |
| (D) 1952 | IV. Hershey and chase |
$R -$ Factors for coagulation of blood are always present in an active form.