BBO竞赛备考建议分享来了 赶紧训练答题能力

今年的BBO竞赛报名截止时间将于2022年3月30日结束，报名的同学想要获得好成绩除了练习真题以外，还要锻炼自己的答题能力。下面就来给大家讲讲BBO竞赛备考建议都有哪些吧！

考试时间：
2022年4月9日（周六）13:00-14:30（90分钟）

参加方式：个人报名

考试形式：线上（需配备带摄像头的电脑及手机移动设备）和线下

参赛形式：个人参与

BBO竞赛备考建议

• 学习知识点的同时需要训练答题技巧和阅读能力。
  平常练习时就需要做到掐时间练习，以便提前适应考题。

BBO竞赛真题

1.All ofthe following are factors influencing membrane fluidity except which one?

A.Number ofdouble bonds in the lipids 

B.Temperature

C.Flip-flop movement oflipids 

D.Cholesterol 

E.Proteins

2.Which ofthe following statements,or combinations of statements, is correct about the synthesis of proteins?

1.Protein synthesis only takes place by ribosomes bound to the endoplasmic reticulum

2.tRNA molecules transport amino acids to nibosomes during protein synthesis

3.A codon can code for more than one amino acid.

A.lonly 

B. 2only. 

C.3 only.

D.land 2 only 

E.2and3only

3.The best explanation for the statement that'ATP is better than either glucose or fatty acids as an energy source for cell metabolism’is:

A energy is released rapidly 

B. more energy is released

C. there is no requirement for ATP to undergo respiration 

D. energyis released in small manageable quantities 

E. energyis released continuously

4.The endoplasmic reticulum is an extension of which membrane?

A. Outer cell membrane/unit membrane 

B.Outer nuclear membrane 

C. Inner nuclear membrane

D. Vesicular membrane 

E. Tonoplast

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