Lembaran kerja Biologi untuk peperiksaan kemasukan kejururawatan dengan jawapan

Which of these diseases is caused by a virus?

1. AMalaria
2. BInfluenza
3. CTuberculosis
4. DAthlete's foot

What does gel electrophoresis separate?

1. AChromosomes by their colour
2. BBlood into plasma and cells
3. CCells by their shape
4. DDNA fragments by size

What is an adaptation?

1. AAn inherited trait that helps an organism survive in its environment
2. BA disease that weakens a population
3. CAny mutation that damages a gene
4. DA change an organism makes during its lifetime that it then passes on

Urutan manakah pelengkap kepada untai DNA A-T-G-C-C-A?

1. AT-A-C-G-G-T
2. BU-A-C-G-G-U
3. CG-C-A-T-T-G
4. DA-T-G-C-C-A

Apakah mutasi?

1. APerubahan dalam urutan bes DNA
2. BPenyalinan DNA yang normal sebelum pembahagian
3. CPemasangan kromosom homolog
4. DPerubahan dalam bilangan sel dalam sesuatu tisu

Why is DNA replication called semiconservative?

1. AOnly half of the DNA is copied each time
2. BThe old DNA molecule is kept whole, and a completely new one is made
3. CEach new strand is a random mix of old and new pieces
4. DEach new DNA molecule has one old strand and one new strand

The antibiotic tetracycline binds to bacterial ribosomes. Which process does it block, and why are human cells much less affected?

1. ADNA replication, because bacteria have no DNA polymerase
2. BTranslation, because bacterial ribosomes differ from human ribosomes
3. CTranslation, because human cells have no ribosomes
4. DTranscription, because human cells have no RNA polymerase of their own

Yang manakah hipotesis yang boleh diuji?

1. ATumbuhan ialah benda hidup yang paling cantik
2. BJika tumbuhan mendapat lebih banyak cahaya, ia akan tumbuh lebih tinggi
3. CTumbuhan berasa lebih gembira dan tenang apabila orang bercakap dengannya setiap hari
4. DTumbuhan patut disiram oleh orang yang penyayang