Werkblad Biologie voor toelatingsexamens verpleegkunde met antwoorden

What is the cytoplasm?

1. AThe stiff outer layer of cellulose that surrounds a plant cell
2. BThe jelly-like contents between the membrane and nucleus
3. CThe space between two neighbouring cells
4. DThe fluid found only inside the nucleus

Wat is de onafhankelijke variabele in een experiment?

1. ADe groep die geen behandeling krijgt
2. BDe factor die in elke groep gelijk wordt gehouden
3. CDe factor die als resultaat wordt gemeten
4. DDe factor die de onderzoeker bewust verandert

Een organisme heeft het genotype Bb. Hoe wordt dit omschreven?

1. AHaploïd
2. BHomozygoot dominant
3. CHeterozygoot
4. DHomozygoot recessief

Which of these is part of the body's innate (non-specific) defence?

1. AThe skin and stomach acid
2. BT cells that recognise one virus
3. CAntibodies made after vaccination
4. DMemory B cells from an earlier infection

During which division of meiosis do homologous chromosomes separate?

1. AMeiosis II
2. BMeiosis I
3. CBoth meiosis I and meiosis II
4. DNeither, because they separate in mitosis

What do nitrogen-fixing bacteria do?

1. AThey release nitrogen gas from dead organisms into the air
2. BThey break down proteins into glucose
3. CThey turn carbon dioxide into sugar
4. DThey convert nitrogen gas into compounds that plants can use

A cube-shaped cell has sides of 2 µm. What is its surface area-to-volume ratio?

1. A3 : 1
2. B6 : 1
3. C2 : 1
4. D1 : 3

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. ATertiary structure
2. BSecondary structure
3. CQuaternary structure
4. DPrimary structure