The pH scale is a measure of acidity/alkalinity and provides information about how substances tend to act in aqueous solutions. All living processes occur in an ideal pH range. Buffers act together to keep the pH within a certain range, based off the release or absorption of hydrogen ions.Ch...
In response to this gap in measurement, the Physical Literacy in Children Questionnaire (PL-C Quest) was developed to comprehensively assess children’s perceived physical literacy (Barnett, Mazzoli, et al., 2020). The scale was designed to measure each of the 30 items in the Australian Physica...
Skip to main content Scientific American Introducing SciAm Games—Play Now! Expand Your World with Science Learn and share the most exciting discoveries, innovations and ideas shaping our world today.SubscribeSign up for our newslettersSee the latest storiesRead the latest issueGive a Gift Subscriptio...
Tn.pr, Tn.p] ~ sth (down/up) (to/into sth) crush sth to very small pieces or to powder between millstones, the teeth, etc or using an electrical or a mechanical apparatus 磨碎; 磨成粉状; 碾碎; 咬碎; 嚼碎: The elephant grinds its food with/between its powerful molars. 象...
The biggest memory competition ever held now has a winner! The competition was co-created by me and Grand Master of Memory Ed Cooke, thenannounced on this blog— it challenged “ordinary” people to learn to memorize a pack of cards in less than a minute. ...
With x=2 and y=3 for example, by positioning the top scale to start at the bottom scale's 2, the result of the multiplication 3×2=6 can then be read on the bottom scale under the top scale's 3: While the above example lies within one decade, users must mentally account for ...
On the city scale (from human visual macro-perspectives), integrity is paramount for major attractions, and a lack of integrity may result in delisting from the WHL. Therefore, we explored the role of planning strategies and discussed the visual integrity according to the distribution patterns of...
To differentiate unique integration events from clonal expansion or PCR duplicates, unique molecular identifiers (UMIs) were cloned into the pEF-1α-mCherry-P2A-Puro donor plasmids. Nx12 oligos were synthesized by Integrated DNA Technologies (IDT); six-cycle PCR using Kapa Hifi PCR Mastermix (Roc...
PC=personal computer MA=Master of Arts BS degree=bachelor’s degree (学士学位) 文章大意:这是一篇应用文。主要介绍了“大熊猫中心”的帮助保护大熊猫的志愿者服务项目。 Great Panda Center Join GoEco on a 7-day volunteer program in China to help wildlife at a giant panda center! Your schedule Da...
Scale bars, 2 mm (for testis) and 1 mm (for ovary). b Hematoxylin and eosin-stained histological cross-sections of 6-week-old testes and epididymis. Arrowhead indicates abnormal spermatocyte-like cells in mutant seminiferous tubules. Asterisk shows vacuolated seminiferous lacking spermatids ...