SAN ANTONIO — Students at Edison High School added a salt solution to their microscope slides and watched in awe Wednesday as tiny dots of chloroplasts in plant cells moved away from the outer walls.

Plants fix 258 billion tons of CO 2 in their chloroplasts through photosynthesis every year. For these cell organelles to work properly, they require certain minerals—particularly ions of the metals ...

Under cold conditions, not only the mother plant but also the father plant can pass on its chloroplasts to the offspring. Scientists at the Max Planck Institute of Molecular Plant Physiology in ...

The impacts of the prokaryotic ancestry of chloroplasts extend to the occurrence of a bacterial ‘alarm’ hormone, or alarmone, in plants, which is triggered by nutrient deficiency or stress. A new ...

Chloroplasts may seem like docile farmers of light. But inside these microscopic plant and algal cell structures lurks the spirit of a warrior. When a pathogen attacks a plant, chloroplasts stop ...

Spinach is said to be rich in vitamin A and good for preventing aging of the eyes. Now a path has opened for spinach to go directly into the eye and even treat ophthalmic diseases. The idea is to put ...

Cells are tiny, so we use microscopes to see their details. A slide is a thin piece of glass used to hold objects which are examined under a microscope. Peel a thin layer of cells from an onion. Place ...