1.やさしい
個々の細胞を見るために使われる器具はどれか。
- A温度計
- B顕微鏡
- C音を測る分光計
- D望遠鏡
2.やさしい
What is a tissue?
- ASeveral organs that work together
- BA group of similar cells that work together
- CA structure inside a cell
- DA single cell that has one special job in the body
3.やさしい
What is a scientific law?
- AA guess about the cause of something that has not yet been tested
- BA statement of what always happens under certain conditions
- CA rule that scientists vote to accept
- DAn explanation that has been proven wrong
4.ふつう
DNA鎖 A-T-G-C-C-A と相補的な配列はどれか。
- AU-A-C-G-G-U
- BA-T-G-C-C-A
- CT-A-C-G-G-T
- DG-C-A-T-T-G
5.ふつう
Why do root hair cells have long, thin extensions?
- ATo carry out photosynthesis underground
- BTo store starch for the winter
- CTo increase the surface area for absorbing water
- DTo anchor the plant firmly against strong winds and rain
6.ふつう
What is the function of the pores in the nuclear envelope?
- AThey let molecules such as mRNA pass in and out
- BThey let chromosomes leave the nucleus to be copied
- CThey make ribosomal RNA for the cell
- DThey attach the nucleus to the cell membrane
7.むずかしい
Two parents are both AaBbCc, and the three genes assort independently. What is the probability that a child is aabbcc?
- A3/64
- B1/8
- C1/64
- D1/16
8.むずかしい
Why is ATP described as an energy carrier rather than a long-term energy store?
- AATP contains no energy in its bonds, so it cannot be stored
- BATP is stored in large amounts in fat tissue
- CCells hold only a little and constantly recycle it from ADP
- DATP can be made only in plants
解答
- 1. B · 顕微鏡
- 2. B · A group of similar cells that work together
- 3. B · A statement of what always happens under certain conditions
- 4. C · T-A-C-G-G-T
- 5. C · To increase the surface area for absorbing water
- 6. A · They let molecules such as mRNA pass in and out
- 7. C · 1/64
- 8. C · Cells hold only a little and constantly recycle it from ADP
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