ScienceJohn Michels (Journalist) 1959 |
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Стр. 69
... record are contained in sediments that were deposited in the sea . Paleontology is concerned with fossils , the remains of organisms that lived in the past . The fossil record is diverse and discontinuous - a record that was not fully ...
... record are contained in sediments that were deposited in the sea . Paleontology is concerned with fossils , the remains of organisms that lived in the past . The fossil record is diverse and discontinuous - a record that was not fully ...
Стр. 273
... record indicate interruption of the recording . The numbers above the record of respiration indicate the respiratory rate per minute during the time interval denoted by the horizontal lines beneath these numbers . Signal marks at 5 ...
... record indicate interruption of the recording . The numbers above the record of respiration indicate the respiratory rate per minute during the time interval denoted by the horizontal lines beneath these numbers . Signal marks at 5 ...
Стр. 1230
... record for a monkey ( Macaca mulatta ) which was hyperactive after a prefrontal lobectomy ( 4 ) . This animal's activity consisted almost entirely of circular pacing , and the uniformity in the amount of this activity in successive half ...
... record for a monkey ( Macaca mulatta ) which was hyperactive after a prefrontal lobectomy ( 4 ) . This animal's activity consisted almost entirely of circular pacing , and the uniformity in the amount of this activity in successive half ...
Содержание
172 | 172 |
Speed versatility and convenience in measuring | 219 |
Volume 10 1959 | 291 |
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AAAS acetylcholine acid activity American amino acids ammonia animals application areas Association Atomic basic behavior biochemical biological California carnitine cells Center Chem chemical chemistry Chicago citron cloud College Colorimeters Committee Council crystals culture Department Dept director effects electron ence energy Engineering enzyme experience field folic acid genetic glycine gram hemoglobin hydroxyproline ical Institute instruments International laboratory Little America measurements mechanism Medical ment methemoglobin microscope mitochondria Model National National Science Foundation nictitating membrane nuclear nuclei observed operation optical organic papers percent Ph.D physics plant present president problems protein protozoa radiation range References and Notes Ruth Benedict samples School Science scientific scientists Society soil Soviet specific surface Technology temperature theory tion tissue ture United Univ University volume Washington World Data Center York