Cevaplı Hemşirelik giriş sınavları için biyoloji çalışma kâğıdı

What is the correct order of the phases of mitosis?

1. AMetaphase, prophase, anaphase, telophase
2. BProphase, anaphase, metaphase, telophase
3. CTelophase, anaphase, metaphase, prophase
4. DProphase, metaphase, anaphase, telophase

What is a monosaccharide?

1. AA single sugar unit, such as glucose
2. BA chain of many amino acids
3. CTwo sugars joined together, such as sucrose
4. DA fat made of glycerol and fatty acids

What is the single most important way to prevent the spread of infection in hospitals?

1. AHand hygiene
2. BOpening the windows
3. CWearing a hair net
4. DGiving every patient antibiotics

Why do the palisade cells near the top surface of a leaf contain many chloroplasts?

1. AThey get the most light and do most of the photosynthesis
2. BThey protect the leaf from insects and strong winds
3. CThey store most of the plant's water for dry periods
4. DThey carry sugars from the leaves down to the roots

A deletion removes exactly three bases, forming one whole codon, from the middle of a gene. What is the most likely result?

1. AEvery amino acid after the deletion is changed to a new one
2. BThe protein becomes three times longer
3. CNo protein can be made at all
4. DThe protein lacks one amino acid but the rest is unchanged

Bir DNA kalıp zincirinin dizisi T-A-C. Karşılık gelen mRNA kodonu nedir?

1. AT-A-C
2. BA-T-G
3. CA-U-G
4. DU-T-G

A human body cell has 46 chromosomes in G1. How many chromatids does it have at metaphase of mitosis?

1. A23
2. B92
3. C184
4. D46

Parts of a protein chain coil into alpha helices and fold into beta sheets, held by hydrogen bonds. Which level of protein structure is this?

1. APrimary structure
2. BQuaternary structure
3. CTertiary structure
4. DSecondary structure