Dna gives an automatic trace, ur dna is original and no one else has it so it’s easier to track
Structure and function-there are only TWO types of cells-prokaryotic and eukaryotic
B) sunlight
Sunlight supports life by providing food and warmth which is needed for the population of practically anything on earth to survive
Ecological balance always require that there must be more producers than the number of consumer. When the equation for ecological balance will be reverse there will be ecological imbalance which is called the disturbances. This will later on cause the scarcity of resource and extinction of one species.