“Well, you must know,” began Peterkin, “that the very day before I went to sea, I was greatly taken up with a game at hockey, which I was playing with my old school-fellows for the last time before leaving them. You see I was young then, Ralph.” Peterkin gazed, in an abst...
hem- prichii, egg maturity was assessed by removing one branch from the center of each colony for in situ examination of gametes at the branch base well below their expected sterile zone41. In instances where no eggs were observed, two additional branches were sampled to confirm that the ...
All samples were preserved in TRIzol reagent and maintained at -20 °C before transport back to Florida Atlantic University (FAU) Harbor Branch Oceanographic Institute where they were stored at -80 °C prior to DNA extraction. Total genomic DNA was extracted from these samples using a modified C...
根据第三段最后的But the method has only limited success because they cannot stay long underwater, nor reach depths of over 200 meters where some of the deep-sea coral grows.以及第四段的However,this is not the case for Coral bots可知,志愿者不能长时间呆在水下,但是Coral bots可以,故选择A,...
coral. The brittle star on the left shows a more normal coloration for this species and the individual on the right is bleached white and much more tightly wrapped around the branch than normal. Both starfish were uncharacteristically immobile.(Image credit: Lophelia II 2010; NOAA OER and ...
The leaf or branch was a very large one, and we were surprised at its size and strength. Viewed from a little distance, the cocoa-nut tree seems to be a tall, straight stem, without a single branch except at the top, where there is a tuft of feathery-looking leaves that seem to ...
The shallow- and deep-water sampling depths at Dekel beach represented a separated population from all other sites, which further clustered into two additional groups, the first consisted of Kisoski beach and Underwater Observatory beach together, as compared to the external branch of the Light...
(Lonanotidae) and Eubranchus rustyus (Eubranchidae), and embedded into a large clade with some families of Aeolidioidea. In a study about host shifting, Pinufius was nested within a large clade with some Phestilla species of the family Trinchesiidae, which also feed exclusively on ...