题干

2009年度诺贝尔化学奖授予英国科学家拉玛克里斯南、美国科学家斯泰茨、以色列科学家约纳什因,以表彰他们在核糖体结构和功能研究中的贡献,以下对核糖体的叙述正确的是             

A:核仁与核糖体的形成有关

B:核糖体不含膜结构,因此不含有磷元素

C:核糖体是细胞内水和ATP形成的重要场所之一

D:所有生物都含有核糖体

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A

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Teens Spring Events at San Francisco Public Library

GREAT TEEN BOOK SWAP

Sunday,March 19,2017-2:30 pm to 5:30 pm

FREE hook!Just leave us a review.

    Here's how it works: Every Thursday,the librarian will bring out several books and allow teens the chance to look through them for one that you'd like to keep.You will,in turn,swap us a review of the book by the end of the month.

For ages 12-18.

For more information,contact Dorcas at dorcas.wong@sfpl.org.

THE MIX BOOK CLUB!

Sunday,March 19,2017-4:00 pm to 5:00 pm

    Teens aged 13-18 are welcome to The Mix at SFPL Book Club!We read a different book each month that you help choose.This month we're reading The Sun is Also A Star,by Nicola Yoon.New members and drop-ins are always welcome!

For more information,please e-mail catherine.cormier@sfpl.org or call (415)557-4404.

THE PORTRAIT OF A LADY BY HENRY JAMES

Sunday,March 19,2017-6:30 pm to 8:30 pm

    Please join Chinatown's World Literature Book Club for an enjoyable discussion of The Portrait of a Lady by Henry James.This famous novel follows the young,free-spirited heiress,Isabel Archer,as she travels from New York to Europe.

CARTOONING & GRAPHIC NOVEL WORKSHOP

Saturday,March 25,2017-2:00 pm to 4:00 pm

    Join teaching artist and cartoonist Aaron Southerland for a cartooning and graphic novel workshop.Students will learn to create their very own cartoon and comic characters through advanced drawing techniques.

    This is a Reading,Writing & Poetry program from SFPL.We love reading/sharing/creating words.