1.쉬움
What is phagocytosis?
- AA cell dividing into two identical daughter cells
- BA cell engulfing large particles such as bacteria
- CA cell taking in small droplets of fluid
- DA cell releasing hormones by exocytosis
2.쉬움
What is a monomer?
- AA very large molecule that is made of many smaller units
- BA molecule that contains no carbon
- CA small unit that joins with others to form a polymer
- DAn enzyme that breaks down polymers
3.쉬움
DNA 분자의 모양은 어떤가요?
- A곧게 뻗은 한 가닥
- B삼중 나선
- C납작한 고리
- D이중 나선
4.보통
In a food chain, which organisms are the producers?
- AAnimals that eat only plants, such as rabbits and deer
- BPredators at the top of the chain
- CFungi that break down dead material
- DPlants and algae that make food by photosynthesis
5.보통
In which phase of mitosis do the chromosomes condense and the nuclear envelope break down?
- ATelophase
- BProphase
- CAnaphase
- DMetaphase
6.보통
Why does ice float on liquid water?
- AIce molecules are lighter than liquid water molecules
- BIce contains more air than liquid water
- CIce is denser than liquid water
- DHydrogen bonds hold ice in an open, less dense structure
7.어려움
A형(유전자형 Iᴬi)인 어머니와 B형(Iᴮi)인 아버지 사이에 자녀가 태어납니다. 가능한 혈액형은 무엇인가요?
- AAB형만
- BA형, B형, AB형, O형
- CA형, B형, AB형만
- DA형과 B형만
8.어려움
Redi placed meat in open jars and in jars covered with gauze. Maggots appeared only on meat that flies could reach. What did this show?
- AMaggots come from eggs laid by flies, not from the meat itself
- BGauze produces chemicals that stop meat from rotting
- CMeat turns into maggots when exposed to air
- DFlies form from rotting meat, and then they lay eggs on fresh meat
정답표
- 1. B · A cell engulfing large particles such as bacteria
- 2. C · A small unit that joins with others to form a polymer
- 3. D · 이중 나선
- 4. D · Plants and algae that make food by photosynthesis
- 5. B · Prophase
- 6. D · Hydrogen bonds hold ice in an open, less dense structure
- 7. B · A형, B형, AB형, O형
- 8. A · Maggots come from eggs laid by flies, not from the meat itself
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