Kelp can be described as <span>fast growing algae. The correct option among all the options that are given in the question is the fourth option or option "d". It is a unique kind of an algae that has the capability to grow 2 feet in a day under right conditions. I hope that this is the answer that has come to your great help.</span>
Hollow bones are always a disadvantage because it means that they are less sturdy and easier for predators to break.
The growth of plants and formation of land mammals characterized the paleozoic era.
Answer:
There is an outer core and an inner core. The outer core is extremely hot and is made mostly of molten (or melted) iron, which is called magma. It is about 1300 miles thick
Answer: because its a chemical
Explanation: i dont know for sure but here is my theroy the animls eat it and it goes through out the ecosystem i dont want to get into to much detail but it can spread bc its a chemical it has a atomic number of 6