6:
•picture on the left is a sperm cell, thing labelled is the TAIL
•picture on the right is a bacteria cell, thing labelled is PILI
7:
cilia are short hairs that are on cells where as flagella are very long hairs
therefore the structures below are FLAGELLA
Diamond is an example of gemstone
Answer:
D. Carbon dioxide and water vapor
The bond between one carbon atom and one oxygen atom is polar but due to the fact that there is another oxygen attached to the carbon which has the same electronegativity value as the oxygen on the other side, the effect of polarity is canceled.

is non-polar because the oxygens symmetrically alligned on the opposite sides of the carbon cancel the polarity effect.
Answer:
Atomic number of Fluroine is 9 :)
Explanation: