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An open textbook is a textbook licensed under an open license, and made available online to be freely used by students, teachers and members of the public.Many open textbooks are distributed in either print, e-book, or audio formats that may be downloaded or purchased at little or no cost.
Seventh grade (also 7th Grade or Grade 7) is the seventh year of formal or compulsory education. The seventh grade is typically the first or second year of middle school. In the United States, kids in seventh grade are usually around 12–13 years old. Different terms and numbers are used in other parts of the world.
Among Elevation Science excavation sites is the Mother's Day Quarry which the team has been excavating since the summer of 2017. Elevation Science has excavated a wide variety of dinosaur genera including Diplodocus, Tyrannosaurus, Allosaurus, Triceratops, Leptoceratops, Suuwassea, Edmontosaurus, Ankylosaur, and many others. Their finds have ...
Adam Ondra on the sport climbing route Silence, the hardest free climbing route in the world and the first-ever at 9c (French), 5.15d (American YDS), and XII+ (UIAA).. The two main free climbing grading systems (which include the two main free climbing disciplines of sport climbing and traditional climbing) are the "French numerical system" and the "American YDS system". [2]
Let's Go is a series of American-English based EFL (English as a foreign language) textbooks developed by Oxford University Press and first released in 1990. While having its origins in ESL teaching in the US, and then as an early EFL resource in Japan, [1] the series is currently in general use for English-language learners in over 160 countries around the world. [2]
5617 19109 Ensembl ENSG00000172179 ENSMUSG00000021342 UniProt P01236 P06879 RefSeq (mRNA) NM_000948 NM_001163558 NM_001163530 NM_011164 RefSeq (protein) NP_000939 NP_001157030 NP_001157002 NP_035294 Location (UCSC) Chr 6: 22.29 – 22.3 Mb Chr 13: 27.24 – 27.25 Mb PubMed search Wikidata View/Edit Human View/Edit Mouse Prolactin (PRL), also known as lactotropin and mammotropin, is a protein ...
An important uniform 5-polytope is the 5-demicube, h{4,3,3,3} has half the vertices of the 5-cube (16), bounded by alternating 5-cell and 16-cell hypercells. The expanded or stericated 5-simplex is the vertex figure of the A 5 lattice, . It and has a doubled symmetry from its symmetric Coxeter diagram.
[50]: 1, 7–8 In storage, considerable quantitative losses can be attributed to pests and micro-organisms. [ 51 ] [ 52 ] This is a particular problem for countries that experience a combination of heat (around 30 °C) and ambient humidity (between 70 and 90 per cent), as such conditions encourage the reproduction of insect pests and micro ...