True or false: most prokaryotes contain a single, circular dna molecule

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.

What are some possible consequences of preventing prescribed burns and natural wildfires

Interferons play a vital role in the immune system why are interferons so important?