$\sqrt{ \frac{1 + \sin(y) }{1 - \sin(y) } } = \\ a) \sin(y ) + \tan(y) \\ b) \sec(y) - \cot(y) \\ c) \csc(y) + \tan(y) \\ d) \csc(y) - \tan(y) \\ write \: your \: answe \: with \: explainaition.$ ...

1 - In insects, exchange of gases take place through - 1- Gills2- Lungs 3- Spiracles 4-Skin2 - Glucose is oxidised to ethyl alcohol in - 1 - Both of these 2 - Anaerobic Respiration 3 - Fermentation 4 - All of these Answer me fast it's important ​

Answers

1 - In insects, exchange of gases take place through -
1- Gills
2- Lungs
3- Spiracles
4-Skin
2 - Glucose is oxidised to ethyl alcohol in -
1 - Both of these
2 - Anaerobic Respiration
3 - Fermentation
4 - All of these
Answer me fast it's important