1.やさしい
In which stage of the cell cycle does a cell spend most of its time?
- AProphase
- BMetaphase
- CAnaphase
- DInterphase
2.やさしい
DNAに含まれる 4 つの塩基はどれか。
- Aアデニン、チミン、グルコース、シトシン
- Bアラニン、チミン、グリシン、システイン
- Cアデニン、ウラシル、グアニン、シトシン
- Dアデニン、チミン、グアニン、シトシン
3.やさしい
菌類(真菌)はどれか。
- A大腸菌(Escherichia coli)
- Bインフルエンザウイルス
- Cアメーバ
- D酵母
4.ふつう
A tablet contains 2.5 g of a substance. How many milligrams is this?
- A250 mg
- B0.0025 mg
- C25 mg
- D2500 mg
5.ふつう
What happens to an enzyme after it has catalysed a reaction?
- AIt becomes part of the product and leaves with it
- BIt is released unchanged and can be used again
- CIt changes into the substrate
- DIt is broken down into amino acids
6.ふつう
How does cytokinesis differ between animal cells and plant cells?
- AOnly animal cells carry out cytokinesis
- BOnly plant cells carry out cytokinesis
- CAnimal cells pinch in with a furrow; plant cells build a cell plate
- DAnimal cells build a cell plate; plant cells pinch in with a furrow
7.むずかしい
ある調査で、アイスクリームの売上が多い町ほど、溺死も多いことがわかった。最も適切な結論はどれか。
- A相関があるが、どちらも暑い天候で増えるためかもしれない
- Bそんな関連は意味をなさないので、データが間違いに違いない
- Cアイスクリームを食べると溺れる
- D溺れるとアイスクリームを買いたくなる
8.むずかしい
A breastfed baby receives antibodies from its mother's milk. Why does this protection last only a short time?
- AThe antibodies from breast milk attack the baby's own red blood cells
- BThe antibodies turn into memory cells after a few weeks
- CThe baby did not make these antibodies and forms no memory cells
- DThe baby's stomach makes the antibodies more active
解答
- 1. D · Interphase
- 2. D · アデニン、チミン、グアニン、シトシン
- 3. D · 酵母
- 4. D · 2500 mg
- 5. B · It is released unchanged and can be used again
- 6. C · Animal cells pinch in with a furrow; plant cells build a cell plate
- 7. A · 相関があるが、どちらも暑い天候で増えるためかもしれない
- 8. C · The baby did not make these antibodies and forms no memory cells
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