Tài liệu, ebook Khoa Học Tự Nhiên

Explain the phenomenon of apical dominance. Distinguish between determinate and indeterminate growth. Describe in detail the primary and secondary growth of the tissues of roots and shoots. Describe the composition of wood and bark.

76 trang | Chia sẻ: nguyenlam99 | Ngày: 11/01/2019 | Lượt xem: 943 | Lượt tải: 0

6. Distinguish among monotreme, marsupial, and eutherian mammals. 7. Define the term hominin. 8. Describe the evolution of Homo sapiens from australopith ancestors, and clarify the order in which distinctive human traits arose. 9. Explain the significance of the FOXP2 gene.

73 trang | Chia sẻ: nguyenlam99 | Ngày: 11/01/2019 | Lượt xem: 1012 | Lượt tải: 0

6. Describe the features of annelids and distinguish among the three classes. 7. List the characteristics of nematodes that distinguish them from other wormlike animals. 8. List three features that account for the success of arthropods. Define and distinguish among the four major arthropod lineages. Describe the developmental similarities betwe...

109 trang | Chia sẻ: nguyenlam99 | Ngày: 11/01/2019 | Lượt xem: 870 | Lượt tải: 0

List the characteristics that combine to define animals. Summarize key events of the Paleozoic, Mesozoic, and Cenozoic eras. Distinguish between the following pairs or sets of terms: radial and bilateral symmetry; diploblastic and triploblastic; spiral and radial cleavage; determinate and indeterminate cleavage; acoelomate, pseudocoelomate, and c...

33 trang | Chia sẻ: nguyenlam99 | Ngày: 11/01/2019 | Lượt xem: 991 | Lượt tải: 0

Describe the life cycles of Rhizopus stolonifer and Neurospora crassa. Distinguish among zygomycetes, ascomycetes, and basidiomycetes. Describe some of the roles of fungi in ecosystems, lichens, animal-fungi mutualistic symbioses, food production, and medicine and as pathogens.

45 trang | Chia sẻ: nguyenlam99 | Ngày: 11/01/2019 | Lượt xem: 884 | Lượt tải: 0

Identify and describe the function of the following floral structures: sepals, petals, stamens, carpels, filament, anther, stigma, style, ovary, and ovule. Explain how fruits may be adapted to disperse seeds. Diagram the generalized life cycle of an angiosperm; indicate which structures are part of the gametophyte generation and which are part of...

47 trang | Chia sẻ: nguyenlam99 | Ngày: 11/01/2019 | Lượt xem: 864 | Lượt tải: 0

Explain how vascular plants differ from bryophytes. Distinguish between the following pairs of terms: homosporous and heterosporous. Diagram and label the life cycle of a seedless vascular plant.

43 trang | Chia sẻ: nguyenlam99 | Ngày: 11/01/2019 | Lượt xem: 835 | Lượt tải: 0

Explain why the kingdom Protista is no longer considered a legitimate taxon. Explain the process of endosymbiosis and state what living organisms are likely relatives of mitochondria and plastids. Distinguish between endosymbiosis and secondary endosymbiosis. Name the five supergroups, list their key characteristics, and describe some representa...

56 trang | Chia sẻ: nguyenlam99 | Ngày: 11/01/2019 | Lượt xem: 821 | Lượt tải: 0

Distinguish between the cell walls of gram-positive and gram-negative bacteria. State the function of the following features: capsule, fimbriae, sex pilus, nucleoid, plasmid, and endospore. Explain how R plasmids confer antibiotic resistance on bacteria. Explain the importance of / uses for prokaryotes.

52 trang | Chia sẻ: nguyenlam99 | Ngày: 11/01/2019 | Lượt xem: 837 | Lượt tải: 0

Explain the justification for taxonomy based on a PhyloCode. Explain the importance of distinguishing between homology and analogy. Distinguish between the following terms: monophyletic, paraphyletic, and polyphyletic groups; shared ancestral and shared derived characters; orthologous and paralogous genes. Define horizontal gene transfer and exp...

34 trang | Chia sẻ: nguyenlam99 | Ngày: 11/01/2019 | Lượt xem: 871 | Lượt tải: 0