Answer:
1575
Explanation:
speed = wavelength ×frequency
Our wavelength is 3.5 and our frequency is 450 we've been told to find the speed so we multiply the two which gives us 1575
Answer:
The crust, mantle and inner core are defined by chemical composition
Answer:
The same composition of the plasma membrane and celular membrane is not shared by these organisms
Explanation:
The walls of the bacteria are composed of peptidoglycan or murein. On the other hand, archaebacteria do not have peptidoglycan. As for the cell membrane, the bacteria have ester type bonds and in the archaea, the cell membrane has ether bonds and is composed of lipids not seen in any other microorganism.
Ferns developed after mosses appeared.
True
The greater the object weighs (volume) the heavier it is, and it the object is heavier, the the buoyancy force will be higher
Hope this helps :)