Lembar kerja Biologi untuk ujian masuk keperawatan dengan jawaban

What is a neuron?

1. AA bone cell that stores calcium
2. BA nerve cell that carries electrical signals
3. CA muscle cell that contracts
4. DA blood cell that carries oxygen around the body

What is a trait that is controlled by many genes called?

1. AA polygenic trait
2. BA codominant trait
3. CA recessive trait
4. DA sex-linked trait

Which kind of organism causes malaria?

1. AA virus spread by coughing
2. BA bacterium carried in water
3. CA fungus that grows on skin
4. DA protist carried by mosquitoes

Which is an example of negative feedback?

1. ABlood clotting speeding up once it starts
2. BSweating when body temperature rises
3. CA wound becoming more inflamed over time
4. DContractions growing stronger during labour

What happens to an enzyme after it has catalysed a reaction?

1. AIt becomes part of the product and leaves with it
2. BIt is released unchanged and can be used again
3. CIt is broken down into amino acids
4. DIt changes into the substrate

Kapan DNA disalin dalam siklus sel?

1. APada fase S interfase
2. BHanya selama meiosis II
3. CSelama metafase mitosis
4. DSelama sitokinesis

Apa keuntungan utama studi tersamar ganda (double-blind)?

1. AStudi dapat diselesaikan tanpa kelompok kontrol
2. BPeneliti selalu tahu persis pasien mana yang menerima obat sebenarnya
3. CHarapan pasien dan peneliti tidak dapat memengaruhi hasil
4. DJumlah pasien yang dapat diteliti dua kali lipat

Why can O-negative red blood cells be given to patients of almost any blood type in an emergency?

1. AThey carry all of the A, B and RhD antigens
2. BTheir plasma contains anti-A and anti-B antibodies
3. CThey have no haemoglobin to react with
4. DThey carry no A, B or RhD antigens