搜索结果: 1-7 共查到“生物学 flowers”相关记录7条 . 查询时间(0.048 秒)
Climate’s Effects on Flowers Critical for Bumble Bees（图）
Climate Flowers Critical Bumble Bees
2017/10/25
Climate change can influence consumer populations both directly, by affecting survival and reproduction, and indirectly, by altering resources. However, little is known about the relative importance o...
Roses are red.Violets are blue.What gives flowers those eye-catching hues?
Roses are red Violets are blue gives flowers eye-catching hues
2017/3/13
To solve the mystery of why roses are red and violets are blue, scientists are peering into the genes of plant petals."When you ask anyone how one flower is different from another, for most of us, col...
Gene network controls how many flowers and fruits plants will produce during critical growth window
Gene network controls flowers and fruits plants critical growth window
2016/11/29
There is staggering diversity in the number of flowers produced by each of the 2,800 or so species of plants in the nightshade family, which includes economically important crops such as tomatoes, pep...
Plant Hormone‘Switch’Unravels Chromatin to Form Flowers,Penn Biologists Find
Plant Hormone Switch Chromatin to Form Flowers Penn Biologists
2015/11/13
Because plants cannot pick up and move, they have evolved a plethora of strategies to cope with environmental stresses, whether they bring a harsh spell of drought or a browsing deer.One of these stra...
How the Hawkmoth Sees,Hovers and Tracks Flowers in the Dark
Hawkmoth Sees Hovers Tracks Flowers the Dark
2015/6/18
Using high-speed infrared cameras and 3-D-printed robotic flowers, scientists have now learned how this insect juggles these complex sensing and control challenges – all while adjusting to changing li...
As fall fields turn bright with color, what might we learn from roadside rows of sunflowers--and the sunflower seeds widely used to feed birds in colder weather?
As fall fields turn bright with color, what might we learn from roadside rows of sunflowers--and the sunflower seeds widely used to feed birds in colder weather?