Cevaplı Hemşirelik giriş sınavları için biyoloji çalışma kâğıdı

What is a monomer?

1. AA molecule that contains no carbon
2. BAn enzyme that breaks down polymers
3. CA very large molecule that is made of many smaller units
4. DA small unit that joins with others to form a polymer

What is the correct order of the phases of mitosis?

1. AMetaphase, prophase, anaphase, telophase
2. BProphase, metaphase, anaphase, telophase
3. CProphase, anaphase, metaphase, telophase
4. DTelophase, anaphase, metaphase, prophase

Proteinlerin yapı taşları (monomerleri) nelerdir?

1. AAmino asitler
2. BMonosakkaritler
3. CNükleotitler
4. DYağ asitleri

Normal bir insan yumurta hücresi kaç kromozom içerir?

1. A23
2. B22
3. C46
4. D92

HIV is a retrovirus. What does its enzyme reverse transcriptase do?

1. AIt makes RNA from the host's DNA
2. BIt makes DNA from the virus's RNA
3. CIt makes proteins from the virus's DNA
4. DIt breaks down the host's ribosomes

What is the role of ribosomal RNA (rRNA)?

1. AIt carries the code from DNA to the ribosome
2. BIt brings single amino acids to the ribosome
3. CIt stores genetic information in the nucleus
4. DIt forms part of the ribosome and helps join amino acids

A study finds that coffee drinkers have more lung cancer. Later it is found that coffee drinkers in the study also smoked more. What is smoking in this study?

1. AA confounding variable
2. BA placebo
3. CThe dependent variable
4. DThe control group

Five recovery times in days are 5, 6, 6, 7 and 30. Which value best describes a typical recovery time, and why?

1. AThe median of 6, because the outlier pulls the mean up
2. BThe mean of 10,8, because it uses every value
3. CThe range of 25, because it shows the spread
4. DThe maximum of 30, because it shows the worst case