The accumulation of several mutations in the main gene on the virus's surface may be able to give H7N9 the ability to spread like human flu viruses do, passing from person to person through coughing and sneezing.
Answer:
Atoms of different elements can combine to make new substances. A molecule is formed when two or more atoms join together chemically. If atoms combine that are of two or more different elements, we call that a compound.
Explanation:
Answer:
water(H2O)
Explanation:
2C6H12O6-->C12H22O11+H2O
you can see that the difference between C12H24O12 and C12H22O11 is 2hydrogen atoms and an oxygen atom which are found in the water molecule also through hydrolysis you can bring that molecule of water back and restore two molecules of glucose
C12H22O11+H2O-->2C6H12O6
Central nervous systems refers to all the nerves within the body that controls the body's activity. It's controls the nerves from the brain to all body parts. It also controls how the brain functions and how we think. The central nervous systems helps us eat, think, move, etc.
Hope this helps! :)