Two species of crickets, Gryllus rubens and Gryllus texensis, have different courtship sogs which can be identified only by the opposite sex of their own species..... I hope this answer helped you out!
Answer:blue revolution means the remarkable growth in intensive aquaculture package programme to increase the production if fish and marine products
Explanation:
Providing food security
Providing nutrition
Providing employment
A major foreign exchange earner
Answer:
d. Nucleus
Explanation:
the nucleus stores the DNA which is the genetic code for the organism.
