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8 Topic Pages Found in Biology and starting with the letter J
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Open Jackals

name for several Old World carnivorous mammals of the genus Canis, which also includes the dog and the wolf . Jackals are found in Africa and S Asia,

Open Jackfruit

The Malaysian fruit of a tree, Artocarpus heterophyllus or A. integrifolia , which can take up to six months to ripen from picking. The fruit is large

Open jaguar

( jăg'wär ), large New World carnivore of the cat family, Panthera onca. Jaguars range from the SW United States to S central Argentina, though there


( jăs'mĭn, jăz– ) or jessamine jĕs'əmĭn , any plant of the genus Jasminum of the family Oleaceae ( olive family). The genus, which includes shrubs and

Open Jellyfishes

common name for the free-swimming stage (see polyp and medusa ), of certain invertebrate animals of the phylum Cnidaria (the coelenterates). The body


Point of movement or articulation in any animal with a skeleton. In vertebrates, it is the point where two bones meet. Some joints allow no motion

Open Junipers

any tree or shrub of the genus Juniperus, aromatic evergreens of the family Cupressaceae ( cypress family), widely distributed over the north

Open Jute

( jut ), name for any plant of the genus Corchorus, tropical annuals of the family Tiliaceae ( linden family), and for its fiber. Many species yield