1.쉬움
What is an allele?
- AA pair of matching chromosomes from each parent
- BA section of DNA between genes
- CA different version of the same gene
- DA protein made from a gene
2.쉬움
실험에서 종속변인(종속 변수)이란 무엇인가요?
- A연구자가 의도적으로 바꾸는 요인
- B영향을 알아보기 위해 측정하는 요인
- C검증하려는 가설
- D일정하게 유지되는 모든 요인
3.쉬움
항생제는 어떤 종류의 생물에 효과가 있나요?
- A세균
- B모든 종류의 미생물에 똑같이
- C꽃가루 알레르겐
- D바이러스
4.보통
Which list puts these human energy sources in order from fastest to use to longest-lasting store?
- AFat, then glycogen, then ATP
- BGlycogen, then ATP, then fat
- CATP, then glycogen, then fat
- DATP, then fat, then glycogen
5.보통
In a food chain, which organisms are the producers?
- APredators at the top of the chain
- BFungi that break down dead material
- CPlants and algae that make food by photosynthesis
- DAnimals that eat only plants, such as rabbits and deer
6.보통
A bone marrow transplant can treat some blood cancers. Why does it work?
- AThe transplant replaces the patient's bones
- BThe donor marrow contains antibiotics that kill cancer
- CThe donor red cells divide to make more red cells
- DThe donor stem cells produce new, healthy blood cells
7.어려움
Sweating cools the body. Which property of water best explains this?
- AIt is a nonpolar solvent
- BIt is less dense as ice than as a liquid
- CIt takes a lot of heat energy to evaporate
- DIt has a very low specific heat
8.어려움
Kidney tubule cells move glucose from the filtrate back into the blood, even when there is less glucose in the filtrate than in the cells. What does this show?
- AGlucose is moved by simple diffusion
- BGlucose moves only down its gradient
- CGlucose is moved by osmosis
- DGlucose is moved by active transport
정답표
- 1. C · A different version of the same gene
- 2. B · 영향을 알아보기 위해 측정하는 요인
- 3. A · 세균
- 4. C · ATP, then glycogen, then fat
- 5. C · Plants and algae that make food by photosynthesis
- 6. D · The donor stem cells produce new, healthy blood cells
- 7. C · It takes a lot of heat energy to evaporate
- 8. D · Glucose is moved by active transport
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