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
2023-07-12
52
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] 【S3】
选项
答案
K
解析
根据句意及常识,应该选biology“生物学”;archeology意为“考古学”。
转载请注明原文地址:http://tihaiku.com/zcyy/2830645.html
相关试题推荐
Thenumberof______speciesdecreaseseveryyearasnaturalhabitatsdisappear.
Anew【S1】______distinctspeciesofhammerheadshark,theninthrecognizedsp
Anew【S1】______distinctspeciesofhammerheadshark,theninthrecognizedsp
Anew【S1】______distinctspeciesofhammerheadshark,theninthrecognizedsp
Anew【S1】______distinctspeciesofhammerheadshark,theninthrecognizedsp
EachUSDAbeefgradeisameasureofadistinctlevelofquality.Becausebe
EachUSDAbeefgradeisameasureofadistinctlevelofquality.Becausebe
EachUSDAbeefgradeisameasureofadistinctlevelofquality.Becausebe
EachUSDAbeefgradeisameasureofadistinctlevelofquality.Becausebe
EachUSDAbeefgradeisameasureofadistinctlevelofquality.Becausebe
随机试题
TheboyWasbornnearthestation.[br]Theboycouldn’tgotoschoolbecausehe
Theactorandsinger______aperformanceinHangzhouonnextSaturdayeve-ning.
TheBritisharethemost【B1】______newspaperreadersintheworld.Thereare
Graduatingseniorsmayfacehigherriskforjobburnout(筋疲力尽,枯竭)thantheirp
今天,我们党面对着十分复杂的国内外环境,肩负着繁重的执政使命,因此必须提高()
原中国银行业监督管理委员会明确提出了“管法人、管风险、管内控及()”的监管
肝硬化腹水无下肢水肿患者,利尿后体重减轻的适宜水平是()A.每天100g
主诉:女性,60岁,进行性吞咽困难伴消瘦8个月。 答题要求:请围绕以上主诉,口
根据现行的《中华人民共和国劳动合同法》的规定,()有权确认劳动合同无效或部分无效
真武汤中配伍白芍的作用是A.利小便以行水气 B.柔肝缓急以止痛 C.敛阴舒筋
最新回复
(
0
)