SAT2考试生物专业词汇汇总(字母V开关)

时间:2013-12-20 17:33:16  / 编辑:一诺留学

SAT2考试是SAT subject test的通常说法,SAT2考试有别于SAT1,它是一种专项考试,考察学生某一科目的能力。下面一诺留学为大家搜集整理了SAT2考试生物专业词汇汇总(字母V开关),希望能够帮助大家更好地备考SAT2生物考试。

vascular cambium(维管形成层)

Tissue that produces new vascular cells; lies between the xylem and phloem in dicot stems.

vascular tissue(维管组织)

A conductive component (either xylem or phloem) of the vascular system that transports food and nutrients throughout the plant body.

vegetative propagation(营养繁殖)

A form of asexual reproduction in which plants produce genetically identical offshoots (clones) of themselves, which then develop into independent plants.

Vein(静脉)

A blood vessel that carries blood back to the heart. The blood in veins is not oxygenated, with the exception of the pulmonary vein.

Vertebrate(脊椎动物)

An animal that has a skeletal rod of bone or cartilage running up its back, surrounding the nerve cord. Segments of this rod are called vertebrae. All vertebrate animals belong to subphylum Vertebrata, part of phylum Chordata.

vestigial structures(残留器官)

Bodily structures that developed in the past but no longer serve any function for an organism.

Villi(肠绒毛)

Fingerlike projections in the small intestine that increase surface area and maximize the absorption of nutrients.

Vitamins(维生素)

Complex molecules that usually serve as coenzymes, assisting in physiological processes.

以上便是一诺留学为大家整理的SAT2考试生物专业词汇汇总(字母V开关)的相关介绍,希望对大家的SAT考试有所帮助。

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