Karst topography is a landscape or landform created when nearby groundwater or surface water dissolves rocks. Examples of karat topography include caves and sinkholes, as shown in the images. based on your experimental results, what can you conclude about the type of rocks that once existed in these locations and the acidity of the nearby groundwater?​

What causes darkening of the skin as melanin production increases

The unique structure of the neuron is dedicated to the efficient and rapid transmission of neural signals. the relationship between neurons, the spinal cord, and the brain constitutes an elaborate communication system throughout the human body. all but one of the functions listed below are a result of this interaction.

Cold case files recently began re-investigating an old murder case. the murder took place in the park; a young man, james, was hit over the head with a brick and killed. police suspected the jealous former boyfriend of james' wife, karen. whoever killed james may have washed their hands in a near-by bird bath as detectives found blood in the bird bath. since the murder took place before dna fingerprinting was available, the suspected killer, ronnie, went free. detectives are now reviewing the blood evidence using dna fingerprinting. based on the dna fingerprints of all possible suspects, who is james' killer?