MCQ
Chloramphenicol and erythromycin (broad spectrum antibiotics) are produced by
- ✓Streptomyces
- BNitrobacter
- CRhizobium
- DPenicillium
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- effective biocontrol agents ofseveral plant pathogens
- A biological control being developed for use in the treatment of plant disease select correct option on the basis of above sentences
Reason : Zona pellucida remains undivided till cleavage is complete.