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Advanced Placement (AP) Biology (also known as AP Bio) is an Advanced Placement biology course and exam offered by the College Board in the United States. For the 2012–2013 school year, the College Board unveiled a new curriculum with a greater focus on "scientific practices".
In 2012, the head of AP Grading, Trevor Packer, stated that the reason for the low percentages of 5s is that "AP World History is a college-level course, & many sophomores aren't yet writing at that level." 10.44 percent of all seniors who took the exam in 2012 received a 5, while just 6.62 percent of sophomores received a 5.
Crystal structure of table salt (sodium in purple, chlorine in green). In crystallography, crystal structure is a description of ordered arrangement of atoms, ions, or molecules in a crystalline material. [1]
Distance education, also known as distance learning, is the education of students who may not always be physically present at school, [1] [2] or where the learner and the teacher are separated in both time and distance. [3]
A notable advancement was Arnold's idea of intuitive appraisal in which she describes emotions that are good or bad for the person lead to an action. For example, if a student studies hard in a difficult class and passes the tough mid-term exam with an "A", the felt emotion of happiness will motivate the student to keep studying hard for that ...
Pages in category "Mid-importance Biology articles" The following 200 pages are in this category, out of approximately 525 total. This list may not reflect recent changes .
In the essay Chance and Necessity (1970) Jacques Monod rejected the role of final causation in biology, instead arguing that a mixture of efficient causation and "pure chance" lead to teleonomy, or merely apparent purposefulness. The Japanese theoretical population geneticist Motoo Kimura emphasises the role of indeterminism in evolution.
It was long assumed that the midbody was simply a structural part of cytokinesis, and was totally degraded with the completion of mitosis. However, it is now understood that post-abscission, the midbody is converted into an endosome-like signalling molecule, and can be internalised by nearby cells.