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。下面无忧小编搜集整理了SAT2生物考试专业词汇中以字母K打头的词汇，希望能够帮助大家更好地备考SAT2生物考试。

　　Kingdom(界)

　　The broadest category of biological taxonomy.

　　Kidney(肾)

　　The organ of blood filtration in humans. The functional unit of the kidney is the nephron.

　　Krebs cycle(三羧酸循环)

　　A metabolic pathway in aerobic organisms in which acetyl-CoA combines with oxaloacetic acid to form citric acid. For this reason, the Krebs cycle is also known as the citric acid cycle. The cycle produces energy in the forms of ATP, NADH, and FADH2.

　　Karyotype(染色体组型)：个体或细胞具有的独特的染色体形态或数目

　　A photograph of the chromosomes from an individual cell, usually lined up in homologous pairs, according to size. Missing, extra, or abnormal chromosomes can then be easily identified, aiding in the diagnosis of genetic disorders.

　　以上便是无忧小编为大家整理的SAT2生物考试专业词汇中以字母K打头的词汇的相关介绍，希望对大家有所帮助。更多SAT考试相关资料尽在无忧教育网SAT考试频道，无忧小编祝大家都能取得理想的SAT2生物考试成绩!