Related topics: cells

The tips of a plant design its whole shape

Plants grow throughout their entire life. This is due to a small structure at the tip of the plant's shoots known as the meristem. This is the control center for the maintenance of stem cells—which can be converted into ...

Optical switch illuminates cell development

Combining light and a protein linked to cancer, researchers at Princeton University have created a biological switch to conduct an unprecedented exploration of cellular development in the embryo.

Animal embryos evolved before animals

Animals evolved from single-celled ancestors, before diversifying into 30 or 40 distinct anatomical designs. When and how animal ancestors made the transition from single-celled microbes to complex multicellular organisms ...