1.쉬움
What is the correct order of the phases of mitosis?
- ATelophase, anaphase, metaphase, prophase
- BMetaphase, prophase, anaphase, telophase
- CProphase, anaphase, metaphase, telophase
- DProphase, metaphase, anaphase, telophase
2.쉬움
Which group of biomolecules forms the basic bilayer of the cell membrane and also stores long-term energy?
- ALipids
- BNucleic acids
- CProteins
- DCarbohydrates
3.쉬움
What is a chromosomal deletion?
- AAn extra copy of a whole chromosome
- BThe loss of a piece of a chromosome
- CThe swap of a single DNA base
- DA piece of chromosome that is turned around
4.보통
과학자들이 실험을 반복하거나 많은 대상을 사용하는 이유는 무엇인가요?
- A우연이 결과에 미치는 영향을 줄이기 위해
- B매번 독립변인을 바꾸기 위해
- C가설이 참임을 확실히 증명하기 위해
- D대조군이 필요 없게 하기 위해
5.보통
In which part of the chloroplast do the light-dependent reactions happen?
- AIn the cell wall
- BIn the thylakoid membranes
- CIn the stroma
- DIn the outer membrane
6.보통
In a eukaryotic cell, where does transcription take place?
- AIn the Golgi apparatus
- BIn the lysosomes
- COn ribosomes in the cytoplasm
- DIn the nucleus
7.어려움
Why is one new DNA strand made in short pieces (Okazaki fragments) during replication?
- AHelicase cuts that strand into pieces before copying
- BDNA polymerase works only 5' to 3', and the strands are antiparallel
- CThe lagging strand is made of RNA instead of DNA, so it must be built in pieces
- DOnly half of the DNA needs to be copied
8.어려움
Two parents are both AaBbCc, and the three genes assort independently. What is the probability that a child is aabbcc?
- A3/64
- B1/8
- C1/16
- D1/64
정답표
- 1. D · Prophase, metaphase, anaphase, telophase
- 2. A · Lipids
- 3. B · The loss of a piece of a chromosome
- 4. A · 우연이 결과에 미치는 영향을 줄이기 위해
- 5. B · In the thylakoid membranes
- 6. D · In the nucleus
- 7. B · DNA polymerase works only 5' to 3', and the strands are antiparallel
- 8. D · 1/64
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