| 词汇 | sporophyte |
| 释义 | BETA Examples of sporophytesporophyte isn’t in the Cambridge Dictionary yet. You can help! These methods have also considered the generation difference between the maternal sporophyte and the embryo/endosperm (offspring) tissue. I found no selective effect of the rhizome on uptake, and no evidence of recirculation of nutrient ions from the leaves to the growing sporophyte. The higher percentage of mega-sporocarps in this treatment was an added advantage because it is the mega-sporocarps that produce sporophytes after germination. It has mature sporophytes as small as and as large at in length. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In land plants and some algae, there is an alternation of generations such that meiosis in the diploid sporophyte generation produces haploid spores. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Unlike plants at the bryophyte grade, their sporophytes were branched. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. It is in the diploid sporophyte that vascular tissue develops. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Further divisions produce three basic regions of the sporophyte. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. After fertilisation, the immature sporophyte pushes its way out of the archegonial venter. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. It takes about a quarter to half a year for the sporophyte to mature. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. After fertilization, the ovule contains a diploid zygote and then, after cell division begins, an embryo of the next sporophyte generation. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. This distinguishes polysporangiophytes from liverworts, mosses and hornworts, which have unbranched sporophytes each with a single sporangium. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Stomata are present in the sporophyte generation of all land plant groups except liverworts. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. As a result, the female reproductive organs, and the sporophytes that develop within them, are always located on the dorsal surface of the plant. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These may both be borne on the same monoecious sporophyte or on different sporophytes in dioecious species. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In ferns, both the sporophyte and the gametophyte are capable of living independently, but the dominant form is the diploid sporophyte. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. When the sporophyte has developed all three regions, the seta elongates, pushing its way out of the archegonium and rupturing it. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Another unusual feature of the liverwort life cycle is that sporophytes (i.e. the diploid body) are very short-lived, withering away not long after releasing spores. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Fire moss sporophytes appear early in the spring, as soon as the snow melts. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The zygote divides by mitotic division and grows into a sporophyte that is diploid. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. |
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