sterigmata

简明释义

英[/stəˈrɪɡmətə/]美[/stəˈrɪɡmətə/]

n. 小梗

英英释义

单词用法

同义词

反义词

例句

1.In the basidiomycete fungi, for example, the basidiospores are borne on the tips of the sterigmata, which are outgrowths of the basidium.

例如在担子菌中，担孢子产生于由担子生出的担孢子梗顶端。

2.In the basidiomycete fungi, for example, the basidiospores are borne on the tips of the sterigmata, which are outgrowths of the basidium.

例如在担子菌中，担孢子产生于由担子生出的担孢子梗顶端。

3.The mushroom's reproductive structures are located on the sterigmata, which help in spore dispersion.

蘑菇的繁殖结构位于sterigmata上，这有助于孢子的传播。

4.In mycology, the term sterigmata refers to the small projections from which spores are released.

在真菌学中，sterigmata一词指的是释放孢子的细小突起。

5.During the lab session, we examined the sterigmata under a microscope to understand their structure.

在实验课上，我们在显微镜下检查了sterigmata以了解其结构。

6.Researchers observed that different species of fungi have varying shapes and sizes of sterigmata.

研究人员观察到，不同种类的真菌具有不同形状和大小的sterigmata。

7.The sterigmata play a crucial role in the life cycle of fungi by facilitating reproduction.

sterigmata在真菌的生命周期中发挥着重要作用，促进繁殖。

作文

In the fascinating world of mycology, the study of fungi, one encounters a variety of unique structures that play crucial roles in the life cycle of these organisms. Among these structures, the term sterigmata refers to the specialized projections that arise from certain fungal cells, particularly those involved in the reproduction process. Understanding sterigmata is essential for mycologists and anyone interested in the complex relationships within ecosystems. These projections are typically found on the basidia, which are the spore-producing cells of many fungi, including mushrooms.The function of sterigmata is primarily to support the development and release of spores. Each basidium can produce multiple spores, and the sterigmata serve as the appendages that hold these spores until they are ready to be discharged into the environment. This mechanism is vital for the propagation of fungi, allowing them to spread their genetic material over wide areas. The efficiency of spore dispersal directly influences the survival and distribution of fungal species, making sterigmata a key feature in understanding fungal biology.In addition to their role in reproduction, sterigmata also provide insights into the evolutionary adaptations of fungi. Different species exhibit variations in the structure and number of sterigmata, reflecting their ecological niches and reproductive strategies. For instance, some fungi may have elongated sterigmata that enhance spore dispersal by wind, while others may have shorter ones suited for moist environments where spores need to be released in proximity to suitable substrates for germination.Moreover, the study of sterigmata extends beyond basic biology; it has practical implications in fields such as agriculture and medicine. Many fungi are beneficial, playing essential roles in nutrient cycling and soil health. However, some can be pathogenic, affecting crops and human health. By understanding the reproductive mechanisms involving sterigmata, researchers can develop strategies to manage fungal diseases more effectively.The significance of sterigmata is also evident in the culinary world, where various fungi are harvested for food. Knowing how these structures function can help foragers and chefs alike appreciate the intricacies of mushroom growth and selection. For example, certain edible mushrooms are recognized by their distinctive sterigmata patterns, which can indicate freshness and quality.In conclusion, sterigmata are more than just structural features of fungi; they are fundamental components that facilitate reproduction, influence evolution, and have practical applications in various fields. As we continue to explore the diverse world of fungi, the importance of understanding structures like sterigmata becomes increasingly clear. Whether for academic research, agricultural practices, or culinary pursuits, a deeper knowledge of sterigmata enriches our appreciation of the natural world and the complex interactions that sustain it.

在迷人的真菌学世界中，真菌研究涉及多种独特结构，这些结构在这些生物的生命周期中发挥着至关重要的作用。在这些结构中，术语sterigmata指的是从某些真菌细胞中产生的特殊突起，尤其是那些参与繁殖过程的细胞。理解sterigmata对真菌学家和任何对生态系统内复杂关系感兴趣的人来说都是至关重要的。这些突起通常存在于担子菌上，担子菌是许多真菌（包括蘑菇）的产孢细胞。sterigmata的主要功能是支持孢子的发育和释放。每个担子菌可以产生多个孢子，而sterigmata则作为附肢，直到这些孢子准备好被释放到环境中。这一机制对于真菌的繁殖至关重要，使它们能够将遗传物质传播到广泛的区域。孢子传播的效率直接影响真菌物种的生存和分布，使sterigmata成为理解真菌生物学的关键特征。除了在繁殖中的作用外，sterigmata还提供了关于真菌进化适应的见解。不同物种在sterigmata的结构和数量上表现出变异，反映了它们的生态位和繁殖策略。例如，一些真菌可能具有延长的sterigmata，增强了通过风传播孢子的能力，而另一些则可能具有较短的sterigmata，适合于湿润环境，在这些环境中孢子需要在适合发芽的基质附近释放。此外，sterigmata的研究超越了基础生物学，它在农业和医学等领域具有实际意义。许多真菌是有益的，在养分循环和土壤健康中发挥着重要作用。然而，有些真菌可能是病原体，影响作物和人类健康。通过理解涉及sterigmata的繁殖机制，研究人员可以制定更有效的策略来管理真菌疾病。sterigmata的重要性在烹饪界也显而易见，各种真菌被收获作为食物。了解这些结构的功能可以帮助觅食者和厨师欣赏蘑菇生长和选择的复杂性。例如，某些可食用蘑菇因其独特的sterigmata图案而受到认可，这可以表明新鲜度和质量。总之，sterigmata不仅仅是真菌的结构特征；它们是促进繁殖、影响进化并在各个领域具有实际应用的基本组成部分。随着我们继续探索多样化的真菌世界，理解像sterigmata这样的结构的重要性变得越来越明显。无论是为了学术研究、农业实践还是烹饪追求，更深入地了解sterigmata都丰富了我们对自然世界及其维持复杂相互作用的欣赏。