Figure 2 shows a cyanobacterium magnified 50 000 times. The line AB shows the diameter of the bacterial cell. (i) Calculate the actual diameter of the cytobacterium.
(ii) Bacterial cells contain plasmids. Describe three other features of a bacterial cell.

What is the function of nucleic acids

Amale bird-of-paradise uses a dance to attract mates in which it flaps its tail feathers on the ground and jumps around a potential female mate. a different male bird-of-paradise does a similar dance but it jumps around the female in the opposite direction. the female bird is only attracted to one style of dance, in one direction. this is an example of speciation.

The transport tubes from food came down the plant are called?