Answer:
sporopollenin
While the exine is composed of sporopollenin, a complex and highly resistant biopolymer containing fatty acids, phenylpropanoids, phenolics and carotenoids, the intine is largely composed of pectin and cellulose.
Explanation:
A) the ozone layer, it is the one that takes the uv light from the sun
Answer:
Peroxidase activity increases and then decreases.
Explanation:
Peroxidase activity is greatly affected by the pH factor. Peroxidase works best at the pH of 7 while decrease or increase in pH will adversely affected its activity. So when change occurs from a moderately acidic environment having pH near 6 to a basic environment, the peroxidase activity increases when reach to neutral but decreases when go further to basic environment so we can say that peroxidase activity greatly affected on the pH of the solution.
1. A !! Its Mesozoic era and Jurassic period !!
2.B !! Archaeopteryx led to evolution of birds as they are connecting link between birds and reptiles.
3.B !! Very popular to be known , dinosaurs extinct due to metroites collision !!
