Introduction to the Algae: Structure and ReproductionPrentice-Hall, 1985 - 720 pagine Very comprehensive text for physiology (algae) and/or limnology (freshwater biology) courses at the junior/senior/grad level. |
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Pagina 244
... nucleus ( Fig . 3.154 ) is situated in a basal rhizoid , and at the time that the thallus becomes reproductively mature this large primary nucleus undergoes subdivisions , with numerous secondary nuclei resulting and being moved upward ...
... nucleus ( Fig . 3.154 ) is situated in a basal rhizoid , and at the time that the thallus becomes reproductively mature this large primary nucleus undergoes subdivisions , with numerous secondary nuclei resulting and being moved upward ...
Pagina 249
... nucleus , whereas maximal values were ob- served in the mature primary nucleus of the vegetative phase . Once the gametangial rays have been elaborated , the large vegetative ( primary ) nucleus undergoes a series of conventional ...
... nucleus , whereas maximal values were ob- served in the mature primary nucleus of the vegetative phase . Once the gametangial rays have been elaborated , the large vegetative ( primary ) nucleus undergoes a series of conventional ...
Pagina 487
... nucleus , and as many as 14 pentasters per cell , which are arranged peripherally or around the nucleus ( Bursa , 1969 ) . These cells are capable of holozoic nutrition . The resemblance to silicoflagellates ( p . 416 ) and cocco ...
... nucleus , and as many as 14 pentasters per cell , which are arranged peripherally or around the nucleus ( Bursa , 1969 ) . These cells are capable of holozoic nutrition . The resemblance to silicoflagellates ( p . 416 ) and cocco ...
Sommario
DIVISIONS CYANOPHYTA AND PROCHLOROPHYTA | 34 |
Classification | 47 |
Chroococcales | 48 |
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Introduction to the Algae: Structure and Reproduction Harold Charles Bold,Michael James Wynne Visualizzazione estratti - 1985 |
Introduction to the Algae: Structure and Reproduction Harold Charles Bold,Michael James Wynne Visualizzazione estratti - 1978 |
Introduction to the Algae: Structure and Reproduction Harold Charles Bold,Michael James Wynne Visualizzazione estratti - 1985 |
Parole e frasi comuni
akinetes algal apical cell aplanospores auxiliary cell auxospore axis basal biflagellate Biol blade blue-green algae brown algae carpogonial branch carpogonium carposporophyte cell division cell wall cells Fig cellular Chlamydomonas chloro Chlorophyceae chloroplasts Chrysophyceae colonies colorless contain cortical culture cycle cyst cytoplasm diatoms dinoflagellate dioecious diploid electron eyespot female fertilization FIGURE filaments flagella flagellate flagellum formation freshwater Fucus gametangia gametes gametophytes genera genus germination green algae growth haploid heterocysts intercalary isogamous Kornmann lateral layer male marine mature meiosis membrane microscope mitosis morphology motile cells nonmotile nucleus observed occur oogonium pattern phase Phycol Phycologia Pickett-Heaps pigments pit connections plants Porphyra present produced protoplast pyrenoids quadriflagellate red algae rhizoidal Rhodophyta sexual reproduction sheath single species sperm spherical sporangia spores sporophyte stage structure studies surface taxonomic tetrasporangia thallus tion trichomes ultrastructure undergo unicellular vacuoles valve vegetative cells vesicles Volvox zoospores zygote