Cells are microscopic building blocks of unicellular and multicellular living organisms ... of structure but also have many similarities. Transport across membranes All cells are enclosed by ...

How does multicellularity evolve? Scientists who study a family of green algae that includes unicellular Chlamydomonas and multicellular Volvox are beginning to find answers to this question.

rosetta line expressing the calcium-sensitive red fluorescent protein RGECO1, enabling them to visualize dynamic calcium changes during both unicellular and multicellular stages. The experiments ...

Transport systems - Plants Multicellular organisms require transport systems to supply their cells and remove waste products. Plants transport substances through xylem and phloem. Transport ...

Solid black circles indicate major lineages composed entirely of unicellular species. Other groups shown contain only multicellular species (solid red), some multicellular and some unicellular ...

Although some lineages or clades are entirely unicellular or multicellular (e.g., lobose amoeba and the land plants, respectively), most contain a mixture of body plans such as the unicellular and ...