Werkblad Biologie voor toelatingsexamens verpleegkunde met antwoorden

What does sterilisation mean?

1. AKilling only the viruses on a surface
2. BReducing the number of microbes on the skin before an injection
3. CKilling or removing all microorganisms, including spores
4. DWashing away visible dirt with water

Wat levert mitose op?

1. ATwee cellen met de helft van het aantal chromosomen
2. BVier genetisch verschillende dochtercellen
3. CTwee genetisch identieke dochtercellen
4. DEén cel met tweemaal zoveel chromosomen

Which feature helps a sperm cell carry out its job?

1. AA cell wall for protection
2. BChloroplasts for making food
3. CA flagellum for swimming
4. DA large vacuole for storing water

Nearly all cells in a person's body contain the same DNA. Why do nerve cells and muscle cells look and work so differently?

1. ADifferent genes are switched on in each type of cell
2. BMuscle cells have extra DNA from mitochondria
3. CEach cell type has a different set of chromosomes
4. DNerve cells have lost the genes for muscle proteins

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

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

Why is a buffer system important in blood?

1. AIt carries oxygen to the tissues
2. BIt raises the blood glucose level
3. CIt makes the blood clot faster
4. DIt resists changes in pH

Two parents are both AaBbCc, and the three genes assort independently. What is the probability that a child is aabbcc?

1. A3/64
2. B1/8
3. C1/64
4. D1/16

The field of view of a microscope is 0,5 mm wide. About 10 cells fit across it in a line. What is the approximate width of one cell?

1. A5 µm
2. B500 µm
3. C0,5 µm
4. D50 µm