首页
登录
职称英语
A new【S1】______distinct species of hammerhead shark, the ninth recognized sp
A new【S1】______distinct species of hammerhead shark, the ninth recognized sp
游客
2024-02-13
27
管理
问题
A new【S1】______distinct species of hammerhead shark, the ninth recognized species of hammerhead, has been discovered off the South Carolina coast, scientists say. The new species 【S2】______to be rare and lives off the South Carolina coast. Classified under the genus sphyrna, will be called the "cryptic species" for the time being.
Joe Quattro, a【S3】______professor at the University of South Carolina, worked with Jim Grady of the University of New Orleans and Trey Driggers of the National Marine Fisheries Service in making the find. They found that genes in the mitochondrial(线粒体) DNA—the DNA passed from mother sharks to their【S4】______differed significantly among sharks that were【S5】______as scalloped (有圆齿的) hammerhead sharks.
The studies also【S6】______that another independent genetic marker differed【S7】______between the two groups of scalloped hammerheads. Scalloped hammerheads are common along the coast and sharks of the cryptic species were found from Florida to Ninth Carolina. The newborn cryptic sharks, however, were found mainly along the South Carolina coast.
"The apparent abundance of the cryptic species in coastal South Carolina could be a result of sampling, but it might also【S8】______the fact that the South Carolina bays axe the more important nursery grounds for the cryptic species," Quattro said. "If South Carolina’s waters are the primary nursery grounds for them and females gather here to【S9】______, these areas should be conservation【S10】______."
A) obviously B) priorities C) proved D) evidence
E) reproduce F) genetically G) generate H) highlight
I) archeology J) offspring K) biology L) revealed
M) classified N) appears O) substantially [br] 【S2】
选项
答案
N
解析
根据句子可以推断此选项应选动词,时态应为现在时的某种时态。主语the species“种类”,形式复数,但为单数名词,故谓语应用单数第三人称形式。选项中只有appears符合,appear to be“似乎”为固定词组。
转载请注明原文地址:https://tihaiku.com/zcyy/3446910.html
相关试题推荐
【S1】[br]【S4】H名词辨义题[考频:12]。空格处位于形容词other之后,缺少名词。该句意为:其他很多物种也存在同样情况。H)species“种类
Aremarkablevarietyofinsectsliveinthisplanet.Morespeciesofinsects
Aremarkablevarietyofinsectsliveinthisplanet.Morespeciesofinsects
Individualism,independence,andself-relianceareperhapsthemostdistinct
Individualism,independence,andself-relianceareperhapsthemostdistinct
Individualism,independence,andself-relianceareperhapsthemostdistinct
Individualism,independence,andself-relianceareperhapsthemostdistinct
Individualism,independence,andself-relianceareperhapsthemostdistinct
Individualism,independence,andself-relianceareperhapsthemostdistinct
Individualism,independence,andself-relianceareperhapsthemostdistinct
随机试题
ThroughoutGeorgeBush’spresidency,thefederalgovernmenthasrefusedtosu
TheMysteryoftheNazcaLines[A]IfyouvisitthePeruviancoastaldese
各级文化行政部门要积极支持各类演出区域联盟、演出企业联合体、演出院线等行业合作机
患者男,30岁。工作中被高压电击伤头部3小时。查体:头皮5cm×5cm大小缺损以
计算不规则或多边形钢板重量时,应按()面积计算。 A、实际 B、外接矩
下列不属于知人善任具体要求的是( )。A.用人所愿 B.用人所值 C.能位
确定小组工作目标需要遵循的原则不包括()。A.要有明确的时间限定,以便小组组员清
根据我国担保法规定,担保物权包括A.抵押权、质权和典权 B.抵押权、质权和留臵
患者杨某,女,演员,26岁。因右侧乳房有硬结到医院外科诊治,经活体组织检查确认为
条件致病菌指的是A.正常菌群中的细菌 B.入侵的病原菌 C.带菌者排出的病原
最新回复
(
0
)