نتایج جستجو برای: two zones

تعداد نتایج: 2470640  

Journal: :Biochemical genetics 1974
L F van Zutphen

Rabbit atropinesterase and cocainesterase were studied by starch gel electrophoresis. The enzymes are localized in a region of the gels anodal to the albumins (prealbumin esterases). In this region, three groups of esterase zones ( S, F, and D) can be distinguished. The S and F zones are almost exclusively responsible for the hydrolysis of cocaine and atropine, respectively. There is an interde...

Journal: :محیط شناسی 0
فرامرز خوش اخلاق استادیار جغرافیای طبیعی، دانشکدۀ جغرافیا، دانشگاه تهران محمد امین مرادی مقدم دانشجوی کارشناسی ارشد اقلیم شناسی، دانشکدۀ جغرافیا، دانشگاه تهران محمدامین حیدری دانشجوی دکتری اقلیم شناسی، دانشکدۀ جغرافیا، دانشگاه تهران شیرین صفایی دانشجوی کارشناسی ارشد اقلیم شناسی، دانشکدۀ جغرافیا، دانشگاه تهران

today, climate change is one of the most important scientific and even the political – social issues. the causes of climate change can be divided into natural and human - made. natural factors have the long-term performance and long history, such as the cycle of solar activity, dusts and gases of volcanic eruptions, geodetic and static agents and etc. human-made factors was mainly formed and ac...

2008
Mark Tomita

The purpose of this exploratory study was to characterize college student beliefs about where it is acceptable to touch and be touched by other students in casual social interactions. Undergraduate students at a residential university (N = 242) and at a local community college (N = 200) completed the Touch Survey. The survey measures beliefs about touching in social interactions. Hierarchical c...

2003
Yaping Zhu Roel Snieder

Waves reflected from and transmitted across fault zones can be used to extract information on those zones. Fault zones, characterized as either a low-velocity zone or fracture systems, modify the phase of the waveform and make the seismic response frequency dependent. In this paper we develop an extrapolation scheme for simulating fractures described as linear slip boundaries. Two 9 × 9 linear ...

2006
C. DOGLIONI E. CARMINATI M. CUFFARO

Two main types of subduction zones can be distinguished: (1) those where the subduction hinge migrates away from the upper plate; and (2) those in which the subduction hinge migrates toward the upper plate. Apart from a few exceptions, this distinction seems to apply particularly for W-directed subduction zones and Eor NE-directed subduction zones, respectively. Moreover, the rate of subduction...

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