1.쉬움
What is apoptosis?
- AFusion of two gametes
- BUncontrolled cell division
- CProgrammed cell death
- DDivision of the cytoplasm
2.쉬움
What is endocytosis?
- AReleasing material from the cell by fusing vesicles with the membrane
- BMoving water across the membrane by osmosis
- CSplitting the cytoplasm after the nucleus divides
- DTaking material into the cell by folding the membrane around it
3.쉬움
What is a genetically modified organism (GMO)?
- AAn organism whose DNA has been changed by genetic engineering
- BAn organism produced by normal sexual reproduction between two parents
- CAn organism that has been grown in a greenhouse
- DAn organism that has caught a virus
4.보통
Which statement about identical and non-identical twins is correct?
- ANon-identical twins come from one zygote that splits in two
- BIdentical twins come from two eggs that are fertilised by a single sperm
- CBoth kinds of twin always share all of their genes
- DIdentical twins come from one zygote; non-identical twins come from two
5.보통
In a food chain, producers hold 10 000 units of energy. Roughly how much is passed on to the primary consumers?
- AAbout 5000 units
- BAbout 10 000 units
- CAbout 10 units
- DAbout 1000 units
6.보통
What do the spindle fibres do during cell division?
- AThey digest the old cell membrane
- BThey make the new nuclear envelope
- CThey copy the DNA of each chromosome before the cell divides
- DThey attach to chromosomes and move them to the poles
7.어려움
Two parents are both carriers of cystic fibrosis, an autosomal recessive disorder. They have three children. What is the probability that none of the three is affected?
- A27/64
- B3/4
- C9/16
- D1/64
8.어려움
환자의 체온이 24시간 동안 어떻게 변하는지 보여 주는 데 가장 알맞은 그래프는 무엇인가요?
- A먹이 그물
- B꺾은선 그래프
- C퍼넷 사각형
- D원그래프
정답표
- 1. C · Programmed cell death
- 2. D · Taking material into the cell by folding the membrane around it
- 3. A · An organism whose DNA has been changed by genetic engineering
- 4. D · Identical twins come from one zygote; non-identical twins come from two
- 5. D · About 1000 units
- 6. D · They attach to chromosomes and move them to the poles
- 7. A · 27/64
- 8. B · 꺾은선 그래프
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