We speculate that DpChk1 may be involved in conversion between different stages of reproduction and in sexual differentiation in D. pulex . Keywords Daphnia pulex Chk1 Gene expression Reproductive conversion Whole-mount in situ hybridizationdoi:10.1007/s13258-015-0310-5Xiaoge Guo...
More than five million different kinds of organisms(生物体) live on the Earth. For thousands of years, humans have searched for ways to organize this diversity(多样性). In the eighteenth century, a Swedish professor, physician, and naturalist named Carolus Linnaeus developed the system of naming...
Watch complete video answer for “In Mendel's experiment how many different kinds of seeds are ” of Biology Class 12th. Get FREE solutions to all questions from chapter PRINCIPLES OF INHERITANCE AND VARIATION.
Plant reproduction is the process by which plants generate new individuals, or offspring. Reproduction is either sexual or asexual. Sexual reproduction is the formation of offspring by the fusion ofgametes. Asexual reproduction is the formation of offspring without the fusion of gametes. Sexual reprodu...
The analysis presented in this paper clearly shows how socio-constructivist methodological approaches (e.g., TLA) favor the emergence of an articulated constellation of different kinds of emotions, often opposite, which change during a course, and whose value goes beyond their impact on academic ach...
The configurations and the kinds of impurities on the nitrogen uptake was found to have little effect on the gas uptakes, but the quantity of impurities plays a crucial role on N2 loadings. More important, we defined the terms of "activation mass ratio" and "activation volume ratio" to ...
Begging Bird reproduction Nest predation Playback 1. Introduction Nest predation is a major cause of mortality for birds, and hence has strongly shaped their life histories (Ricklefs, 1969; Martin, 2015; Hu et al., 2020). Nest predation appears higher in tropical areas (Stutchbury and Morton...
et al. Measurability of the epidemic reproduction number in data-driven contact networks. Proc. Natl Acad. Sci. USA 115, 12680–12685 (2018). Article ADS Google Scholar Mistry, D. et al. Inferring high-resolution human mixing patterns for disease modeling. Nat. Commun. 12, 323 (2021)....
Some kinds of bees are such bright red and blue. Most bees play an important role in plant reproduction. Bees collect pollen(花粉). By carrying pollen from one flower to another, bees help plants reproduce. Bees are one of the world's most important insects. Without them, many plants ...
These Cells Can Defy the Rules of Reproduction Is the Key to Human Immortality This Sea Creature? Gold May Be a Possible Treatment for Blindness This Technique Can Possibly ‘Reprogram’ Your Mind A Surprising Reason Why Your Pee May Turn Red Scientists Found A New Color, Study Says Advertiseme...