Lembar kerja Biologi untuk ujian masuk keperawatan dengan jawaban

What is the correct order of levels of organisation, from smallest to largest?

1. ATissue, cell, organ, organism, organ system
2. BCell, tissue, organ, organ system, organism
3. CCell, organ, tissue, organism, organ system
4. DOrgan, tissue, cell, organ system, organism

Osmosis adalah difusi zat apa melalui membran semipermeabel?

1. AAir
2. BProtein
3. CIon natrium
4. DGlukosa

What are the bacteria called that normally live on the skin and in the gut without causing disease?

1. APrions
2. BNormal flora
3. CPathogens
4. DVectors

Why do the palisade cells near the top surface of a leaf contain many chloroplasts?

1. AThey store most of the plant's water for dry periods
2. BThey get the most light and do most of the photosynthesis
3. CThey carry sugars from the leaves down to the roots
4. DThey protect the leaf from insects and strong winds

What does Mendel's law of segregation state?

1. AGenes on different chromosomes are always inherited together
2. BThe two alleles of a gene separate so each gamete gets only one
3. CEach gamete receives both alleles of every gene
4. DDominant alleles are more common in a population than recessive ones

Which kind of mutation can be passed on to a person's children?

1. AA mutation in a cell that forms eggs or sperm
2. BA mutation in a white blood cell during infection
3. CA mutation in a skin cell caused by sunlight
4. DA mutation in a liver cell caused by alcohol

The rate of an enzyme reaction rises as substrate is added but then levels off, even when more substrate is added. Why?

1. AThe products have turned back into substrate
2. BThe substrate has become an inhibitor
3. CAll the active sites are occupied
4. DThe enzyme has been denatured

When caring for a patient with C. difficile infection, why is hand washing with soap and water preferred over alcohol hand rub?

1. ASoap kills the spores, but alcohol only kills viruses and not bacteria
2. BAlcohol does not kill its spores, but washing removes them
3. CAlcohol makes the spores more infectious
4. DSoap and water are faster than alcohol rub