Encyclopedia of Biology

ofcells in the distal tubule, and the juxtaglomerular cells, epithelioid cells in the media of the afferent arterioles just as t ...

kala-azar(Leishmaniasis) A disease found in tropical countries and southern Europe caused by a protozoan parasite, Leishmania do ...

chemistry. In 1951 he retired from the Mayo Founda- tion and accepted the position of visiting professor in the department of bi ...

The ocher star (Pisaster orchraceous) is a keystone predator because it prevents mussels, its prey, from tak- ing over intertida ...

kingdom Taxonomic name used to organize, classify, and identify plants and animals. There are five taxo- nomic kingdoms: Monera, ...

klinotaxis Amovement in a specific direction rela- tive to a given stimulus, either directly toward or away from the source. Koc ...

and Bologna; honorary citizenships of Berlin, Woll- stein, and his native Clausthal; and honorary member- ships of learned socie ...

their cleavage products), 1881; Die Gewebe des men- schlichen Körpers und ihre mikroskopische Unter- suchung (The tissues in the ...

studies in medicine but turned to zoology, an early childhood interest. In1897 he began work for Christian Bohr at the laborator ...

(1922, rev. ed. 1959), Osmotic Regulation in Aquatic Animals(1939), and Comparative Physiology of Respi- ratory Mechanisms(1941) ...

...

labile The term has loosely been used to describe either a relatively unstable and transient chemical species or a relatively ST ...

for adding nucleotides has to move backwards away from the replication fork; synthesis is therefore not continuous, but in repea ...

junction with the supra and infraorbital canals behind themid-eye, and extending back to the rear of the head connecting to the ...

meiosis and end up in different gametes (sperm and ova) and are passed on to offspring. law of independent assortment Gregor Men ...

Andrea Verrocchio, a leading Renaissance master of that time. During this time da Vinci drew La valle del- l’Arno(The Arno Valle ...

macrophages (large white blood cells) as they migrate into various tissues. Lymphocytes, which inhabit the blood, produce antibo ...

leukocyte 201 Thefirst requirement of silk-making is the gathering of moth cocoons for processing into long threads for weaving ...

202 leukocyte Sassafras and Its Lepidopteran Cohorts, or Bigger and Better Caterpillars through Chemistry by Timothy L. McCabe, ...

leukocyte 203 insect, Pyrrhocoris apterus,a native European bug. Grow- ing in Williams’s laboratory, the bugs went through an ex ...