a | Plastids exist in different forms, and the identity and abundance of each are controlled by developmental and environmental cues. Different types interconvert (see the arrows) following ...

Scientists agree this process occurred twice, leading to the development of mitochondria—organelles that produce energy—and ...

A key to the functional evolution of mitochondria and plastids lies in their energy-generating capacities, he said. Both ...

A key to the functional evolution of mitochondria and plastids lies in their energy-generating capacities, he said. Both produce ATP, an energy-packed molecule that drives most of the chemical ...