Answer:
Ferns do not have true leaves as many plants do, but structures called fronds. These fronds are split down into leaflets called pinnae. These fronds are green and the fern gets its food via photosynthesis. Ferns reproduce by spores in an alternating generations.
Explanation:
i studied ferns for years
It occurs when groups in a species become reproductively isolated and diverge. In allopathic specification, groups from an ancestral population evolve into separate species due to a period of geographical separation.
Above 30 degrees farenhieit or 0 degrees celcius there would be rain below there would be snow
The development of Ozone, Oxygen, Cyanobacteria <span>factored into the development of complex organisms. The correct option is the last option.
</span>The end of the Paleozoic Era was signaled by mass extinction of land and sea animals. The correct option is the second option.
Reptiles evolved from an ancestor of amphibians that developed an egg with a strong outer shell that kept it from drying out. The correct option is the first option.
The Oxygen enters the trachea, entering into the lungs, where it is absorbed into the bronchi, Carrying it through the blood.
