Green-algae Sentence Examples
Among the Green Algae the differentiation of cells is comparatively slight.
The thallus in all cases consists of a branched filament of cells placed end to end, as in many of the Green Algae.
Similar modes of growth occur among the Siphoneous Green Algae and also among the Red Seaweeds.
For the carrying on of their functions they all need to be supplied with carbohydrates or other carbon compounds which they obtain ordinarily from humus and plant residues in the soil, or possibly in some instances from carbohydrates manufactured by minute green algae with which they live in close union.
It is true that certain Bryophyta (Marchantiaceae, Anthoceroteae) possess a thalloid structure similar to that of Thallophyta, and are at the same time possessed of the colouring matter of the Green Algae.Advertisement
They undoubtedly represent the lowest grade of algal life, and their distribution rivals that of the Green Algae.
In the whole parts known among Green Algae.
It is, on the other hand, a danger in the opposite sense to conclude that all Chantransia species are stages in the life-cycle of other plants, and, similarly, that all irregular colonial forms, like Palmella, represent phases in the life of other Green Algae.
While starch occurs commonly as a cell-content in the majority of the Green Algae no trace of it occurs in Vaucheria and some of been distinguished, relatively few have been traced from spore to spore, as the flowering plants have been observed from seed to seed.
On the other hand, it has been held by Bernhard Frank and other observers that atmo spheric nitrogen is fixed by the agency of Green Algae in the soil.Advertisement
The vesicles of Fucaceae and Laminariaceae prevent the sinking of the bulkier forms. But why certain Fucaceae favour certain zones in the littoral region, why certain epiphytes are confined to certain hosts, why Red and Brown Algae are not better represented in fresh water or Green Algae in salt, - these are problems to which it is difficult to find a ready answer.
Spirogyra and related algae like the Desmids are conjugating green algae.
Freshwater flounders will also eat some green algae as well.
Most lichens that contain green algae can recover from drought by absorbing water from humid air and then begin to photosynthesise.
The radio guest claimed that wild blue green algae totally transformed his life to one of optimum health, well being and vitality.Advertisement
Filamentous green algae are however widespread on the clay.
Localized freshwater influence often results in the growth of ephemeral green algae on the shore.
Pediastrum is a genus of green algae that is commonly found in many freshwater microhabitats because it has a cosmopolitan distribution.
The lowest Hepaticae have an extremely simple vegetative structure, little more advanced than that found in some of the higher Green Algae and very much simpler than in the large Red and Brown Seaweeds.
After all, the thought of eating bunches of wheatgrass or gulping down a green algae drink might seem a little daunting to those not used to experiencing nature's bounty in quite that way.Advertisement
The most common type of alga that grows in swimming pools is called green algae.