Answer:
All of the above.
Explanation:
Regulation of the expression of genes refers to different processes tge cells use to increase or decrease the production of some gene content. It involve Turing gene on and off so as to ensure that appropriate genes are expressed at the right times. This allow organism to respond to changes in their environment.
Answer
The water makes the cell expand
Explanation:
When we put animal cells into pure, fresh water (H2O) , water enters the cells as a result of osmosis, and making the cell expand. ... Since animal cells do not have a cell wall, when too much of this water enters to make the concentration of water on both sides even, the animal cell may eventually burst, and die out
Answer:
A Bacterium.
Explanation:
Bacterium reproduce much much faster than the other three, and with each generation, more chances of change in DNA
Kidneys, liver, skin, pancreas, lungs, muscles, pituitary glands and hypothalamus
Answer:
If a foreign substance is detected, the immune system will be activated. It will attack and, if possible, annihilate the foreign substance with an impressive army of cells. In the case of an allergic reaction, the immune system is 'mistaken'. It overreacts to a harmless substance in pollen, for example.
Explanation:
