xilema

xilema

A vascular plant tissue that conducts water and minerals salts from the roots to the leaves.

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เพิ่มภาพ

ส่วนหนึ่งของคำพูด: noun
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Blossary:
อุตสาหกรรม/ขอบเขต: Agriculture
Category: General agriculture
Company: USDA
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xilema secundario

Biology; General

Xylem produced by the vascular cambium in a woody plant stem or root; wood.

vasos del xilema

Agriculture; General agriculture

Wood cells in hardwoods of comparatively large diameter that have open ends and are set one above the other to form continuous tubes called vessels. The openings of the vessels on ...

antihelmínticos

Agriculture; General agriculture

Agents destructive to parasitic worms. They are used therapeutically in the treatment of infestation with parasitic worms of the helminth class, in humans and animal.

antígenos de superficie

Agriculture; General agriculture

Antigens on surfaces of cells, including infectious or foreign cells or viruses. They are usually protein-containing groups on cell membranes or walls.

antígenos de neoplasias

Agriculture; General agriculture

Proteins, glycoprotein, or lipoprotein moieties on surfaces of tumor cells that are usually identified by monoclonal antibodies. Many of these are of either embryonic or viral ...

antígenos de histocompatibilidad

Agriculture; General agriculture

A group of antigens that includes both the major and minor histocompatibility antigens. The former are genetically determined by the major histocompatibility complex. They ...

antígeno nuclear de célula proliferativa

Agriculture; General agriculture

Nuclear antigen with a role in DNA synthesis, DNA repair, and cell cycle progression. PCNA is required for the coordinated synthesis of both leading and lagging strands at the ...

anticonceptivos

Agriculture; General agriculture

Agents, devices, methods, or procedures which diminish the likelihood of or prevent conception.

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อุตสาหกรรม/ขอบเขต: Education Category: Colleges & universities

Graduate Management Admission Test (Examen de admisión para graduados en gestión de empresas)

Like the GRE, GMAT is a pre-requisite test for students wishing to apply to MBA programs in USA. Similarly, the top business schools around the world ...