fluorescencein situ hybridization ；FISH（荧光原位杂交）

[名词解释] in situ hybridization

[名词解释] in situ hybridization（原位杂交）

[单选题]He is not（）to understand the market situation.A . so quickB . quick enoughC . enough quickD . as quick as

[名词解释] 分子杂交（molecular hybridization）

[问答题] 杂交育种（breeding by hybridization）

[单选题]The underlined words “the evicted fish” in Paragraph 3 refer to .A． the fish beaten up B. the fish found outC． the fish fattened up D. the fish driven away

[单选题]F．ish is______and expensive at this time of the year in this area.A．in large measureB．to the minimumC．in short supplyD．to the maximum

[单选题]C．G．UATEMALA CITY （Reuters） – A fish that lives in mangrove swamps（红树沼泽）across the Americas can live out of water for months at a time, similar to how animals adapted（适应）to land millions of years ago, a new study shows.The Magrove Rivulus, a type of

[单选题]Tomas plans to construct a circular fishpond with a diameter of 9 ft. Which of the following is closest to the length, in feet, of the decorative fencing that Tomas needs to enclose the fishpond along its perimeter?A．15B．19C．29D．64E．255

[单选题]Not until all the fish died in the river__________ how serious the pollution was．A．did the villagers realizeB．the villager srealizeC．the villagers did realizeD．didn't the villager srealize