A violent volanic eruption occurs due to magma with high viscosity. Especially when their is a lot of pressure inside thr volcano.
The answer is B: G2 checkpoint.
Cell cycle checkpoints are control mechanisms necessary for proper cell division. In the cell cycle, there are two checkpoints: the G1 checkpoint and the G2 checkpoint. The G1 checkpoint is right before the S phase, and G2 checkpoint is right before the M phase.
The G2 checkpoint is a DNA damage checkpoint and if DNA is damaged, entering the cell cycle is delayed before mitosis (M phase).
The MMR vaccine contains weakened versions of live measles, mumps and rubella viruses. the vaccine works by triggering the immune system to produce antibodies against measles, mumps and rubella.
