1.やさしい
How many millilitres are in one litre?
- A10
- B10 000
- C100
- D1000
2.やさしい
Which protein gives strength to skin, tendons and bone?
- ACollagen
- BHaemoglobin
- CMyosin
- DAmylase
3.やさしい
細胞の大きさを表すのに最もよく使われる単位はどれか。
- Aメートル(m)
- Bキロメートル(km)
- Cマイクロメートル
- Dリットル(L)
4.ふつう
体細胞分裂のどの時期に、姉妹染色分体が反対の極へ引かれるか。
- A後期
- B前期
- C中期
- D間期
5.ふつう
What are introns?
- ACodons that tell the ribosome to stop translation
- BShort pieces of DNA made on the lagging strand
- CCoding sections joined together to form the mature mRNA
- DNon-coding sections removed from pre-mRNA before translation
6.ふつう
ある生徒が、光の量がインゲンマメの成長に与える影響を調べている。制御変数にすべきものはどれか。
- A実験の結論
- B最後の植物の高さ
- C各植物が受け取る光の量
- D各植物が受け取る水の量
7.むずかしい
Why can a scientific hypothesis never be proven true with absolute certainty?
- AScientists are not allowed to reach any conclusions
- BNew evidence could always contradict it in the future
- CEvery experiment contains a mistake
- DHypotheses are only opinions and cannot be tested
8.むずかしい
After a long course of broad-spectrum antibiotics, a patient develops severe diarrhoea caused by Clostridioides difficile. What is the most likely reason?
- AThe antibiotics changed some of the harmless gut bacteria into C. difficile
- BC. difficile was made by the patient's own immune system
- CThe antibiotics made the gut lining produce spores
- DThe antibiotics killed normal gut bacteria that kept C. difficile in check
解答
- 1. D · 1000
- 2. A · Collagen
- 3. C · マイクロメートル
- 4. A · 後期
- 5. D · Non-coding sections removed from pre-mRNA before translation
- 6. D · 各植物が受け取る水の量
- 7. B · New evidence could always contradict it in the future
- 8. D · The antibiotics killed normal gut bacteria that kept C. difficile in check
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