The bacteria forms new kind of cells to adapt to a new environment. This adaptation is under tight genetic control, involving the expression of multiple genes.
the bacteria need to adjust their enzyme levels in order to quickly benefit from the nutrient mix that is currently available in the surrounding.
If the living environment undergoes a sudden change, the bacterium's own production of proteins has to fulfill these changes in an effective way.
C. In radiometric dating, scientists place samples of a fossil in certain liquids until the samples dissolve. The rate at which they dissolve indicates the age of the fossil.
Testosterone is regarded as the male hormone and responsible for male attributes such as high muscle and bone mass. It is produced by the Leydig cells of the testes This hormone is responsible for the formation of sperm in the male gonads. Therefore the hormone ensures male fertility.
