悉尼大学商学国贸双硕士毕业,现居澳洲,在澳学习生活15+年,从事教育咨询工作超过10年,澳洲政府注册教育顾问,上千成功升学转学签证案例,定期受邀亲自走访澳洲各类学校
您所在的位置: 首页> 新闻列表> 两道SAT2生物练习题及答案.
SAT2生物考试成为了越来越多考生的选择,下面澳际小编为同学们整理了两道SAT2生物练习题及答案,希望对大家有所帮助。
The first items in the Biology E/M test are arranged in sets with common answer choices.
These items appear in the core section of the test. Remember, these are not MATCHING challenges — each answer choice can be used once, more than once, or not at all.
Sugar that occurs in DNA but not in RNA
Answer Choices
(A) Deoxyribose
(B) Ribose
(C) Uracil
(D) Cytosine
(E) Thymine
The correct answer is A
Explanation
Difficulty: Easy
The correct answer is deoxyribose. The name of DNA, deoxyribonucl acid, rers to this sugar, which is found in DNA but not RNA. RNA, or ribonucl acid, contains the sugar ribose instead.
These items appear in the core section of the test. Remember, these are not MATCHING challenges — each answer choice can be used once, more than once, or not at all.
Nitrogenous base that occurs in RNA but not in DNA
Answer Choices
(A) Deoxyribose
(B) Ribose
(C) Uracil
(D) Cytosine
(E) Thymine
The correct answer is C
Explanation
Difficulty: Easy
The correct answer is Uracil. Uracil is one of the four nitrogenous bases found in RNA. The other three nitrogenous bases in RNA are also found in DNA, but uracil is not found in DNA.
以上便是澳际小编为大家搜集整理的两道SAT2生物练习题及答案的相关介绍,都来自SAT考试官方网站,后面附有答案和解析,还有难度标示。希望对大家有所帮助,各位考生可以根据自己的具体情况有选择地进行借鉴。如果同学们在备考SAT2考试中遇到其他问题,可以致电澳际在线培训专家。澳际小编祝大家都能取得好成绩!
Amy GUO 经验: 17年 案例:4539 擅长:美国,澳洲,亚洲,欧洲
本网站(www.aoji.cn,刊载的所有内容,访问者可将本网站提供的内容或服务用于个人学习、研究或欣赏,以及其他非商业性或非盈利性用途,但同时应遵守著作权法及其他相关法律规定,不得侵犯本网站及相关权利人的合法权利。除此以外,将本网站任何内容或服务用于其他用途时,须征得本网站及相关权利人的书面许可,并支付报酬。
本网站内容原作者如不愿意在本网站刊登内容,请及时通知本站,予以删除。