A predator is the organism which hunts and kills the other organisms for obtaining them as food. Usually, the predator is more superior and stronger than the prey.
The centipedes are predator in the temperate forests ecosystem as it hunts for small insects at night and the small insects are the prey of the predator centipedes.
Pruning or synaptic pruning is brain's way of clearing unnecessary signals that are no longer needed. It mostly occur in childhood and adolescence because brain want to get faster by avoiding unused impulses in Synapses. Synapse is the space between neurons through which signals are being transferred.
The two strands of DNA need to be separated so new bases can pair with each template strand. What is the significance of the sequence of nucleotides? It determines the type of protein being produced.