Lembar kerja Biologi untuk ujian masuk keperawatan dengan jawaban

What is a chromosome?

1. AA strand of RNA that leaves the nucleus
2. BA single gene that codes for one protein
3. CA small organelle in the cytoplasm that makes ATP for the cell
4. DA long DNA molecule, packed with proteins, carrying many genes

What is a eukaryote?

1. AA virus that infects animal cells
2. BAn organism made of a single cell without a nucleus
3. CAn organism whose cells have a nucleus
4. DAn organism that lives only in extreme heat

Which bonds hold the two strands of a DNA double helix together?

1. AHydrogen bonds between the bases
2. BPeptide bonds between the sugars
3. CDisulfide bonds between the bases
4. DIonic bonds between the phosphates

Which body system works with the respiratory system to deliver oxygen to body cells?

1. AThe digestive system
2. BThe urinary system
3. CThe circulatory system
4. DThe skeletal system

Why are stains such as iodine or methylene blue added to cells on a microscope slide?

1. ATo make structures easier to see
2. BTo keep the cells alive for longer
3. CTo make the cells divide
4. DTo make the cells larger

Apa yang membuat retikulum endoplasma kasar tampak "kasar"?

1. ARibosom yang menempel pada permukaannya
2. BLisosom yang menyatu di sisi luarnya
3. CTetesan lemak yang tersimpan di permukaannya
4. DKloroplas di dalam membrannya

Dalam uji coba obat, satu kelompok menerima pil gula yang tampak seperti obat sebenarnya. Mengapa?

1. AUntuk memastikan setiap pasien sembuh
2. BUntuk mengendalikan efek plasebo, yaitu perbaikan akibat harapan akan pengobatan
3. CUntuk meningkatkan dosis obat yang sebenarnya
4. DUntuk menghemat biaya obat yang sebenarnya

A green plant is kept in a sealed jar in complete darkness for a day. What happens to the carbon dioxide level in the jar?

1. AIt falls, because the plant keeps photosynthesising
2. BIt stays the same, because plants do not respire
3. CIt rises, because the plant respires but cannot photosynthesise
4. DIt falls, because plants take in more CO₂ when they respire in the dark