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Arthropods (/ ˈ ɑːr θ r ə p ɒ d / ARTH-rə-pod) are invertebrates in the phylum Arthropoda.They possess an exoskeleton with a cuticle made of chitin, often mineralised with calcium carbonate, a body with differentiated segments, and paired jointed appendages.
Homo sapiens. Linnaeus, 1758. Homo sapiens population density (2005) Humans ( Homo sapiens, meaning "thinking man") or modern humans are the most common and widespread species of primate, and the last surviving species of the genus Homo. They are great apes characterized by their hairlessness, bipedalism, and high intelligence.
The side effects of l -DOPA may include: Hypertension, especially if the dosage is too high. Arrhythmias, although these are uncommon. Nausea, which is often reduced by taking the drug with food, although protein reduces drug absorption. l -DOPA is an amino acid, so protein competitively inhibits l -DOPA absorption.
Zamia is a genus of cycad of the family Zamiaceae, native to North America from the United States (in Georgia and Florida) throughout the West Indies, Central America, and South America as far south as Bolivia.
Conifers are a group of cone-bearing seed plants, a subset of gymnosperms. Scientifically, they make up the division Pinophyta ( / pɪˈnɒfɪtə, ˈpaɪnoʊfaɪtə / ), also known as Coniferophyta ( / ˌkɒnɪfəˈrɒfɪtə, - oʊfaɪtə /) or Coniferae. The division contains a single extant class, Pinopsida.
Kalpataru, the divine tree of life being guarded by mythical creatures at the 8th century Pawon temple, a Buddhist temple in Java, Indonesia. Kalpavriksha [note 1] ( Sanskrit: कल्पवृक्ष, lit. 'age tree', Kalpavṛkṣa) is a wish-fulfilling divine tree in religions like Hinduism, Jainism, and Buddhism. In Buddhism, another ...
1 - blastula, 2 - gastrula with blastopore; orange - ectoderm, red - endoderm. Embryology (from Greek ἔμβρυον, embryon, "the unborn, embryo "; and -λογία, -logia) is the branch of animal biology that studies the prenatal development of gametes (sex cells), fertilization, and development of embryos and fetuses.
Grain, fruit, and vegetables are basic human foods and have been domesticated for millennia. People use plants for many purposes, such as building materials, ornaments, writing materials, and, in great variety, for medicines. The scientific study of plants is known as botany, a branch of biology .