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explain several biological classification of animalsthere are several biological classification of animalsthere are i phenetic classificationii
the goals of biological classification the world of animal diversity is quite complex and it requires an ability to recognise similarities and
q what is the prothallus of pteridophytesthe gametophyte develops by mitosis from a spore and prothallus is the pteridophyte gametophyte the haploid
q what is the structure of the adult fern within which cells undergoing meiosis can be foundin these plants meiosis takes place within structures
q why are pteridophytes more common in humid placespteridophytes are more common in humid places since they depend on water for their gametes to
q what is the kind of life cycle present in pteridophyteslike all plants pteridophytes present diplobiontic alternation of metagenesis or generations
q what are the major parts of fernsferns are constituted by small roots that come downwards from the rhizome stem and often horizontalized the fronds
q what is the evolutionary importance of pteridophytesas the first pteridophytes tracheophytes were also the first plants to extensively colonize the
q why are pteridophytes better adapted to dry land than bryophytes were pteridophytes always less abundant than phanerogamic plantsalthough
q how different are pteridophytes from bryophytes regarding substance transportpteridophytes are tracheophyte vascular plants that are they have
q what are the major representatives of the pteridophytes is this plant group phanerogamic or cryptogamicthe better known pteridophytes are the ferns
q why can the bryophytes be considered the amphibians of the plant worldlike adult amphibians the bryophytes live in the terrestrial environment but
q generally where is the sporophyte positioned in relation to the gametophyte in bryophytes how does the sporophyte obtain nutrientsthe bryophyte
q what is the life cycle type of bryophytesas in all plants the life cycle of bryophytes is diplobiontic alternation of generations and in bryophytes
q how is the transport of substances done across the bryophyte tissues how is this feature related to the general size of these plantsin bryophytes
q what are the main bryophyte groupsthe major bryophyte groups are the mosses the hornworts and the
q what are the major characteristics of the bryophytesbryophytes are nonvascular plants that is they do not have conductive tissues and they perform
q do plants present only sexual reproductionthere are asexual forms of reproduction in plants few naturally detached pieces of root leaves or limbs
q for each of the three kinds of life cycles what is the respective ploidy of the individual that represents the adult or lasting formin the
q why is the plant life cycle known as alternation of generationsthe plant life cycle is called as alternation of generations because in this cycle
q are gametes always made by meiosisin the haplontic haplobiontic life cycle and in the plant life cycle diplobiontic life cycle gametes are made by
q what respectively are zygotic gametic meiosis meiosis and sporic meiosiszygotic meiosis is the one that occurs in the haplontic haplobiontic life
q what are the three fundamental sexual life cycles studied in biology which of them corresponds to metagenesis which of them is the human life
q what are the two divisions of the angiospermsthe angiosperms are divided into dicotyledonous and
q what is the difference between phanerogamic and cryptogamic plantscryptogamic hidden sex organs plants are those that do not present seeds or