Lembar kerja Biologi untuk ujian masuk keperawatan dengan jawaban

Dalam metode ilmiah, apa itu hipotesis?

1. AKesimpulan yang sudah terbukti benar
2. BPenjelasan luas yang didukung banyak percobaan
3. CDaftar pengukuran yang dilakukan
4. DPenjelasan atau prediksi yang dapat diuji

How does a vaccine protect a person?

1. AIt kills all bacteria in the body straight away
2. BIt trains the immune system with a harmless form of a pathogen
3. CIt blocks the pathogen from entering the nose
4. DIt replaces the person's white blood cells with stronger ones

What does sterilisation mean?

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

Kapan DNA disalin dalam siklus sel?

1. AHanya selama meiosis II
2. BSelama sitokinesis
3. CPada fase S interfase
4. DSelama metafase mitosis

Why can small nonpolar molecules cross the cell membrane easily while ions cannot?

1. AThe membrane carries a strong positive charge
2. BIons are larger than most membrane proteins
3. CThe bilayer's core is made of hydrophobic tails
4. DThe membrane is made mostly of long carbohydrate chains

Sebuah sel darah merah ditempatkan dalam air murni. Apa yang paling mungkin terjadi?

1. AUkuran sel tetap sama
2. BSel mengkerut dan berkerut
3. CSel membengkak dan mungkin pecah
4. DSel membelah menjadi dua sel

Paper discs with antibiotics X, Y and Z are placed on a plate covered with bacteria. The clear zones around them are 2 mm, 15 mm and 0 mm wide. What is the best conclusion?

1. AY is most effective, and the bacteria are resistant to Z
2. BAll three are equally effective against these bacteria
3. CX is most effective, and the bacteria are resistant to Y
4. DZ is most effective, because no bacteria grew under the disc

Sebuah protein panjangnya 150 asam amino. Tanpa menghitung kodon stop, berapa basa mRNA yang mengkodenya?

1. A300
2. B150
3. C450
4. D50