In such cases as these, external conditions act upon the larvae as they do upon the mature form; hence we have two classes of changes, adaptational or adaptive, and developmental. These and many other facts must be taken into consideration; nevertheless... The American Monthly Microscopical Journal - Page 351882Full view - About this book
 | Mordecai Cubitt Cooke, George Massee - Cryptogams - 1881 - 368 pages
...U. orchidis, Mart., U. gyrosa, Eebent, U. mercurialis, Link., U. Euonymi, Mart., and U. pinguis, DO* Sir John Lubbock, in his address to the British Association...of Natural History. Now when we cause the spores of sEcidia to germinate under circumstances in which we can watch the process, we find they do so inexactly... | |
 | Science - 1881 - 1108 pages
...adaptive, and developmental. These and many other facts must be taken into consideration ; nevertheless naturalists are now generally agreed that embryological characters are of high value as guides in classification, and it may, I think, be regarded as well-established that, just as the... | |
 | 1882 - 878 pages
...adaptive, and developmental. These and many other facts must be taken into consideration ; nevertheless naturalists are now generally agreed that embryological characters are of high value as guides in classification, and it may, I think, be regarded as well-established that, just as the... | |
 | British Association for the Advancement of Science - Science - 1882 - 1054 pages
...adaptive, and developmental. These and many other facts must be taken into consideration ; nevertheless naturalists are now generally agreed that embryological characters are of high value as guides in classification, and it may, I think, be regarded aa well-established that, just as the... | |
 | Sir John Lubbock - Science - 1882 - 104 pages
...adaptive, and developmental. These and many other facts must be taken into consideration; nevertheless naturalists are now generally agreed that embryological characters are of high value as guides in classification, and it may, I think, be regarded as wellestablished that, just as the... | |
 | Science - 1882 - 906 pages
...adaptive, and developmental. These and many other facts must be taken into consideration ; nevertheless, naturalists are now generally agreed that embryological characters are of high value as guides in classification, and it may, I think, be regarded as well established that, just as the... | |
 | Mordecai Cubitt Cooke - Cryptogams - 1881 - 376 pages
...Pers., U. orchidis, Mart., U. gyrosa, Rebent, U. mercurialis, Link., U. Euonymi, Mart., and U. pinguis, DC* Sir John Lubbock, in his address to the British...of Natural History. Now when we cause the spores of sEcidia to germinate under circumstances in which we can watch the process, we find they do so in exactly... | |
 | Pharmacy - 1882 - 1144 pages
...adaptive, and developmental. These and many other facts must be taken into consideration ; nevertheless naturalists are now generally agreed that embryological characters are of high value as guides in classification, and it may, I think, be regarded as well-established that, just as the... | |
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