Werkblad Biologie voor toelatingsexamens verpleegkunde met antwoorden

Welke base komt voor in RNA maar niet in DNA?

1. AThymine
2. BUracil
3. CAdenine
4. DGuanine

Which sex chromosomes does a typical human male have?

1. AXX
2. BYY
3. CXY
4. DX only

What is a tissue?

1. AA structure inside a cell
2. BSeveral organs that work together
3. CA single cell that has one special job in the body
4. DA group of similar cells that work together

The genetic code is described as nearly universal. What does this mean?

1. AThe same codons mean the same amino acids in nearly all organisms
2. BAll organisms have exactly the same genes
3. CEvery cell in the body makes the same proteins
4. DAll organisms have the same number of chromosomes in their cells

In a food chain, which organisms are the producers?

1. APredators at the top of the chain
2. BFungi that break down dead material
3. CPlants and algae that make food by photosynthesis
4. DAnimals that eat only plants, such as rabbits and deer

To insert a human gene into a bacterial plasmid, scientists cut both the gene and the plasmid with the same restriction enzyme. Why?

1. ASo the plasmid loses all its genes
2. BSo the cut ends match and can join together
3. CSo the gene is turned into RNA
4. DSo both pieces become exactly the same length

Vrijwilligers drinken 0, 100 of 200 mg cafeïne, en na 30 minuten wordt hun hartslag gemeten. Wat is de afhankelijke variabele?

1. ADe hartslag na 30 minuten
2. BDe wachttijd van 30 minuten
3. CDe vrijwilligers zelf
4. DDe dosis cafeïne

Waarom slaat het lichaam energie op de lange termijn op als vet in plaats van als glycogeen?

1. AGlycogeen kan niet worden afgebroken tot glucose
2. BVet bevat meer dan twee keer zoveel energie per gram
3. CVet lost gemakkelijk op in bloed
4. DVet is een soort eiwit