Lembar kerja Biologi untuk ujian masuk keperawatan dengan jawaban

What does sterilisation mean?

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

Which sex chromosomes does a typical human male have?

1. AX only
2. BXX
3. CYY
4. DXY

What does homozygous mean?

1. AHaving two different alleles for a gene
2. BHaving an extra chromosome
3. CHaving only one copy of a gene
4. DHaving two identical alleles for a gene

Apa itu kodon?

1. ASatu basa tunggal yang mengkode protein
2. BKelompok tiga basa mRNA yang mengkode satu asam amino
3. CProtein yang memulai transkripsi
4. DBagian kromosom tempat benang spindel melekat selama mitosis

In which phase of mitosis do the chromosomes condense and the nuclear envelope break down?

1. AAnaphase
2. BTelophase
3. CProphase
4. DMetaphase

What happens in the Calvin cycle of photosynthesis?

1. AGlucose is broken down to release energy
2. BWater is split to release oxygen
3. CCO₂ is built into sugar using ATP and NADPH
4. DLight is absorbed by chlorophyll

Tanaman AaBb disilangkan dengan tanaman aabb. Gen-gennya memisah bebas. Berapa perbandingan fenotipe yang diharapkan pada keturunannya?

1. A9 : 3 : 3 : 1
2. B1 : 1 : 1 : 1
3. C3 : 1
4. D1 : 2 : 1

How does the CRISPR-Cas9 gene-editing system find the right place to cut DNA?

1. AThe Cas9 protein cuts DNA at random sites
2. BA guide RNA pairs with the matching DNA sequence
3. CIt binds only to the start codon of every gene
4. DIt reads the amino acid sequence of the protein