What is conjugation?
a. splitting into two
b. splitting genetic material
c. uniting and exchanging genetic material

Eutrophication caused by human nutrient pollution.

Match the correct terms to their descriptions a system in which only energy but not matter is exchanged frozen water in snow part of geosphere that includes only soil a thin layer between the troposphere and the stratosphere cryosphere tropopause closed system pedosphere

How do ratio scale and diagrammatic scale work