下面为大家整理的是关于SAT2生物专业词汇方面的信息，是以字母G开头的。SAT2生物考试中对词汇的要求一直都比较高，考生需要记忆大量的专业词汇才能更加准确的理解题意。下面大家就和澳际小编一起来看看这些词汇的详细内容吧。

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　　Gallbladder(胆囊)

　　An organ that stores the bile produced by the liver and releases it to the small intestine during digestion.

　　Gamete(配子)

　　A haploid sex cell (either an egg or sperm cell); male and female gametes join during fertilization to create a diploid zygote. Gametes are created out of germ cells and are passed down to offspring.

　　Gametophyte(配子体)

　　A haploid plant or plant structure that produces haploid gametes through mitosis.

　　Ganglion(神经节)

　　A simple cluster of nerve cells that acts as a coordinating center. In more sophisticated organisms, ganglia evolved into a brain and spinal cord.

　　Gene(基因)

　　The fundamental unit of heredity, composed of a stretch of DNA. In general, a single gene encodes the information needed to produce one kind of protein. Each gene resides in a specific spot on a chromosome.

　　gene flow(基因流)：基因从一个群体流向另一个群体

　　The movement of genes, within a population or between populations, through mating.

　　genetic code(遗传密码)

　　The series of codons that make up an organism’s DNA.

　　Genotype(基因型)

　　The entire set of specific alleles present in an organism or cell: the genetic information that (together with the environment) dines the phenotype. Often rers only to the alleles controlling a particular trait of interest.

　　germ cell(生殖细胞)

　　Cells that lead to the production of gametes. Produced by meiosis.

　　Glucose(葡萄糖)

　　A monosaccharide with the chemical formula C6H12O6. Used as the raw material for cellular respiration.

　　Glycolysis(糖酵解)

　　The first step of aerobic and anaerobic respiration. Glycolysis produces ATP while converting glucose to pyruvate, which is the raw material for the rest of aerobic respiration.

　　Golgi apparatus(高尔基体)

　　A series of membrane-bound sacs in the eukaryotic cytoplasm. The Golgi apparatus takes proteins produced by the endoplasmic reticulum and packages and secretes them to various destinations inside and outside of the cell.

　　Gonads(生殖腺)

　　Sex organs that produce gametes. The gonads also release sex hormones, such as testosterone, estrogen, and progesterone. In humans, the male gonads are the testes; in females, the ovaries.

　　Grafting(嫁接)

　　An artificial form of vegetative propagation in which parts of two young plants are joined together, first by artificial means and then by tissue regeneration.

　　guard cells(保卫细胞)

　　Epidermal plant cells found in pairs surrounding the stomata of leaves. By increasing or decreasing their size, guard cells regulate gas exchange by opening and closing individual stoma.

　　Gymnosperm(裸子植物)

　　A vascular nonflowering plant (commonly known as a conifer) in which seeds are “naked”—collected in a cone and not protected by an ovary. The dispersion of their spermatozoids often relies on wind.

　　以上就是关于以字母G开头的SAT2生物专业词汇的全部内容，包括了汉语含义的解释和英语含义的详细介绍。大家在备考SAT2生物考试的时候，可以适当的借鉴一下，相信对大家更加深入的理解生物考试还是有很大的帮助的。

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