<span>The right anwer is (b). Indeed, some scientists consider viruses as non-living because viruses do not undergo mitosis, which is the usual way living cells reproduce themselves. On the contrary, viruses inoculate their genetic material in a host cell in such a way to force the cell to make a copy of the virus DNA, thus making more viruses, that then kill the host cell and disseminate themselves. In practice the viruses exploits the replication tools of the living cells to replicate themselves, since they lack the machinery and also they lack something resembling cell metabolism, i.e., they do not "eat" or "grow".</span>
Answer:
Diffraction refers to various phenomena that occur when a wave encounters an obstacle or a slit. It is defined as the bending of waves around the corners of an obstacle or through an aperture into the region of geometrical shadow of the obstacle/aperture.
Explanation:
C is the answer :D hope you pass your test
The atmosphere and hydrosphere involve creation of water-related weather activity, such as rainfall, snowstorms, hurricanes and monsoons.<span> The atmosphere contains five layers, which perform separate functions. The atmosphere performs many important duties, including producing winds and temperature that influences seasonal temperatures, and interacts with all systems on Earth, including the lithosphere and biosphere. hope this helps</span>
