A food chain in a pond begins with algae and the first herbivores are insect larvae and small fish. A terrestrial food chain begins with grasses and the first herbivore is a species of mouse. Every cell of the algae can photosynthisize. In grasses, roots are present. In the ancestral algal form, Ulva, where is the zygote found.
All land plants retain the fertilized egg in a protective maternal tissue.
One word or pharse. One word or pharse. Diagram the alternation of generations cycle. Include in your diagram the names of all single celled and multicellular stages and on the connecting arrow the type of cell division that separates them. Your graduate student has been asked to determine the genotype of an angiosperm sporophyte for the S locus.