Lembar kerja Biologi untuk ujian masuk keperawatan dengan jawaban

Which sugar is found in DNA?

1. AFructose
2. BDeoxyribose
3. CGlucose
4. DRibose

What do bacteria use flagella for?

1. AMoving from place to place
2. BStoring food
3. CCopying their DNA
4. DMaking proteins from amino acids

Alat apa yang dipakai untuk melihat sel satu per satu?

1. AMikroskop
2. BTermometer
3. CTeleskop
4. DSpektrometer untuk bunyi

When plotting the results of an experiment, which variable usually goes on the y-axis?

1. AThe independent variable
2. BThe time the experiment started
3. CThe dependent variable
4. DThe controlled variable

When most people in a community are vaccinated, people who cannot be vaccinated are also protected. Why?

1. AThe pathogen mutates into a harmless form
2. BVaccinated people make antibodies for others
3. CThe vaccine spreads from person to person
4. DThe pathogen has too few hosts to spread easily

Seorang siswa menguji bagaimana jumlah cahaya memengaruhi pertumbuhan tanaman kacang. Manakah yang harus menjadi variabel kontrol?

1. ATinggi tanaman pada akhir percobaan
2. BJumlah cahaya yang diterima setiap tanaman
3. CJumlah air yang diterima setiap tanaman
4. DKesimpulan percobaan

Some viruses are surrounded by a lipid envelope taken from the host cell's membrane. Why are these viruses usually inactivated easily by soap and alcohol?

1. ASoap and alcohol dissolve the viral DNA directly
2. BEnveloped viruses have no proteins at all
3. CThe envelope is made of chitin, which soap digests
4. DSoap and alcohol break up the lipid envelope

Satu basa tambahan disisipkan di dekat awal sebuah gen. Mengapa hal ini biasanya berdampak besar pada protein?

1. ATidak berdampak karena kodenya redundan
2. BHanya mengubah satu asam amino dalam protein
3. CMenggeser kerangka baca semua kodon berikutnya
4. DMengubah gen itu menjadi kromosom yang berbeda