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The WBC, invented by and named after William Broughton Carr in 1890, is a double-walled hive with an external housing that splays out towards the bottom of each frame covering a standard box shape hive inside. The WBC is in many respects the 'classic' hive as represented in pictures and paintings, but despite the extra level of insulation for ...
The peacock bass and largemouth bass are excellent examples. The two fishes are not related, yet are very similar. Peacock bass are native of South America and is a Cichla. While largemouth bass are native to Southern USA states and is a sunfish. [119] others will surely be described (but see the results based on DNA data [120]).
[6] [7] [8] Quizlet's blog, written mostly by Andrew in the earlier days of the company, claims it had reached 50,000 registered users in 252 days online. [9] In the following two years, Quizlet reached its 1,000,000th registered user. [10] Until 2011, Quizlet shared staff and financial resources with the Collectors Weekly website. [11]
The chelicerae ("claw horns") that give the sub-phylum its name normally consist of three sections, and the claw is formed by the third section and a rigid extension of the second. [ 12 ] [ 19 ] However, spiders' have only two sections, and the second forms a fang that folds away behind the first when not in use. [ 16 ]
Confuciusornis suniae, named by Hou in the same 1997 publication, was based on specimen IVPP V11308. The specific name honours madam Sun, the wife of Shikuan Liang who donated the fossil to the IVPP. [17] C. suniae is now usually considered synonymous with C. sanctus. [18] Confuciusornis dui was named by Hou and colleagues in 1999. The specific ...
Many examples of convergent evolution exist in insects in terms of developing resistance at a molecular level to toxins. One well-characterized example is the evolution of resistance to cardiotonic steroids (CTSs) via amino acid substitutions at well-defined positions of the α-subunit of Na + ,K + -ATPase (ATPalpha).
In June 2015, the exam was changed to AP World History: Modern. [1] The new exam only includes material from 1250 C.E. onwards. Students first took the new course in the 2019–20 school year. The College Board announced the development of AP World History: Ancient, which focuses exclusively on earlier periods, including prehistory. [2]
In botanical nomenclature, "name" always refers to the whole name (of a species or otherwise), whereas in zoological nomenclature it can refer to either part of the binomen. Thus Hedera helix (common ivy, English ivy) is the name of the species; Hedera is the name of the genus; but helix is called the specific epithet, not the specific name. [2]