Which one of the following is the correct answer? During each turn of the krebs cycle :
A two CO2 molecules are produced
B pyruvic acid combines with oxaloacetic acid

What happens when a magniseum ion ia atracked to a chlrene ion

Which table best shows the impacts resulting from human activity? impact of human activities human activity impact forest area cleared to construct an airport increase in oxygen level vegetation cleared to construct an oil mine increase in pollution impact of human activities human activity impact forest area cleared to construct an airport increase in sound pollution vegetation cleared to construct a power plant contamination of water impact of human activities human activity impact beehives cleared from urban areas increase in vegetation dams constructed on a river increase in fish population impact of human activities human activity impact beehives cleared from urban areas increase in bird population dams constructed on a river better quality of water

Advances in technology have enabled scientists and researchers to better study the evolutionary relationships between species