Each one has different strength and stretchiness and is used for a specific purpose such as web frame, or covering eggs. The strength and stretchiness of silk depends on the way the spider’s body arranges the silk proteins.(大多数种类的蜘蛛都有不止一种丝腺。每一种都有不同的强度和弹性,...
She sticks the silk to the branch below. She sticks more silk threads between the two branches. She crawls around and around, spinning silk. She makes many circles to make the web strong. 她把丝粘在下面的树枝上。 她把更多的丝插在两根树枝之间。 ...
Differential expression of the spidroins by spiders on different diets, which can be identified by a shift in silk amino acid composition, may affect the silk's tensile properties26,33. Hence many spider web and silk properties are plastic so may serve as parameters that can be plotted as "...
M. (2016). Spider web and silk performance landscapes across nutrient space. Sci. Rep. 6, 26383.Blamires, S. J., Tseng, Y. H., Wu, C.-L., Toft, S., Raubenheimer, D. and Tso, I. M. (2016). Spider web and silk performance landscapes across nutrient space. Sci. Rep. 6, ...
Spider - Webs, Silk, Predators: Spiders that use silk to capture prey utilize various techniques. Many web spiders construct silk sheets in vegetation; the most elaborate webs are those of the orb weavers. Order Araneida (Araneae) has more than 46,700 sp
“performance”11. Since all of the contours in the web and silk performance landscapes that we derived graded to the left or right throughout nutrient space and not from the origin outwards, regardless of the position of the functional maxima, we concluded that nutrient balance and not energy...
Differential expression of the spidroins by spiders on different diets, which can be identified by a shift in silk amino acid composition, may affect the silk's tensile properties26,33. Hence many spider web and silk properties are plastic so may serve as parameters that can be plotted as "...
She crawls around and around, spinning silk. She makes many circles to make the web strong. 她把丝粘在下面的树枝上。 她把更多的丝插在两根树枝之间。 她爬来爬去,纺着丝。 她做了很多圈,使网络变得强大。 Soon her web is done. the spider waits qu...
A grass spider uses silk to make a home. An orb-weaver spider makes a web to catch food. A female candy-striped spider wraps(缠绕)silk around her eggs to protect them. 1. From the first sentence we know that spider webs are very ___. A. strange B. soft C. weak D. strong 2. ...
The clothes may one day protect soldiers and astronauts. Spiders use silk in several important ways. A grass spider uses silk to make a home. An orb-weaver spider(圆蛛)makes a web to catch food. A female candy-stripe spider(花蜘蛛)wraps silk around her eggs to protect them. 1.The ...