51.
Fusion of two gametes is called

52.
Flowers in which polllination takes place by insect their pollen grains are ________

54.
Pollination is best defined as

56.
Chiropterophily is the process of pollination by

57.
Which of the following may cause the breakdown of pyruvate into lactic acid in our muscles?

58.
The main result of aerobic respiration is the

59.
What compound directly provides energy for cellular work?

60.
The outer membrane that covers the lungs

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