정답이 있는 간호학 입학 시험 대비 생물학 학습지

Which type of microscope is needed to see a virus?

1. AAn electron microscope
2. BA dissecting microscope
3. CA light microscope
4. DA magnifying glass

What is the job of messenger RNA (mRNA)?

1. AIt stores genetic information in the nucleus permanently
2. BIt forms the main structure of the ribosome
3. CIt carries amino acids to the ribosomes
4. DIt carries the genetic code from DNA to the ribosomes

Which of these hormones is a steroid?

1. AGrowth hormone
2. BGlucagon
3. CInsulin
4. DTestosterone

효소는 어떻게 화학 반응을 빠르게 하나요?

1. A활성화 에너지를 낮춘다
2. B반응물로서 소모된다
3. C세포의 온도를 높인다
4. D생성물에 에너지를 더해 준다

What is the job of the checkpoints in the cell cycle?

1. ATo join the two daughter cells back together
2. BTo copy the DNA a second time before mitosis
3. CTo stop the cycle if the DNA is damaged or the cell is not ready
4. DTo speed up division whenever the cell is short of nutrients or space

During childbirth, pressure on the cervix causes oxytocin release, which causes stronger contractions and more pressure. What kind of control is this?

1. ANatural selection
2. BPositive feedback
3. CHomeostatic balance
4. DNegative feedback

A plant is kept in the dark to use up its starch. One leaf is then sealed in a bag with a chemical that absorbs CO₂, and the plant is placed in light. Later, that leaf has no starch, but the other leaves do. What does this show?

1. AOxygen is needed for photosynthesis
2. BLight is needed for photosynthesis
3. CChlorophyll is needed for photosynthesis
4. DCarbon dioxide is needed for photosynthesis

Sweating cools the body. Which property of water best explains this?

1. AIt takes a lot of heat energy to evaporate
2. BIt is less dense as ice than as a liquid
3. CIt is a nonpolar solvent
4. DIt has a very low specific heat