Lembar kerja Biologi untuk ujian masuk keperawatan dengan jawaban

What does it mean that a cell membrane is selectively permeable?

1. AIt lets every substance cross freely in both directions
2. BIt lets no substance cross at all
3. CIt lets some substances cross but not others
4. DIt lets only water molecules cross

Pada struktur mana protein dirakit dari asam amino?

1. ARibosom
2. BSentriol
3. CVakuola
4. DLisosom

What is the main job of the cell wall in a plant cell?

1. ATo support the cell and stop it from bursting
2. BTo release energy from glucose
3. CTo control which genes are switched on in the nucleus
4. DTo make proteins for the cell

Dua induk heterozigot (Aa × Aa) disilangkan, dan A dominan penuh. Berapa perbandingan fenotipe yang diharapkan?

1. A3 dominan : 1 resesif
2. B1 dominan : 1 resesif
3. CSemuanya dominan
4. D1 dominan : 2 antara : 1 resesif

Yeast in bread dough breaks down sugar without oxygen. What does it produce?

1. AGlucose and oxygen
2. BEthanol and carbon dioxide
3. COxygen and water
4. DLactic acid and carbon dioxide

A protein is made to be secreted out of the cell. What path does it follow?

1. AGolgi apparatus, then rough ER, then nucleus, then cell membrane
2. BRough ER, then Golgi apparatus, then vesicle, then cell membrane
3. CSmooth ER, then mitochondrion, then vesicle, then cell membrane
4. DNucleus, then lysosome, then Golgi apparatus, then cell membrane

A child's DNA profile has bands A, B, C and D. The mother has bands A and C. Man 1 has bands B and D, man 2 has A and E, and man 3 has C and F. Which man could be the biological father?

1. AMan 2
2. BMan 3
3. CNone of them
4. DMan 1

Bacteria in a closed flask grow quickly at first, but the population then stops increasing. What is the main reason?

1. AThe bacteria change into viruses after many divisions
2. BThe bacteria stop dividing once they reach adult size
3. CThe flask becomes too cold for growth
4. DNutrients run out and waste products build up