Lembar kerja Biologi untuk ujian masuk keperawatan dengan jawaban

Which type of microscope is needed to see a virus?

1. AA light microscope
2. BA magnifying glass
3. CA dissecting microscope
4. DAn electron microscope

What is the R group of an amino acid?

1. AThe side chain that differs between amino acids
2. BThe amino group that is shared by all amino acids
3. CThe carboxyl group at one end
4. DThe peptide bond between two amino acids

What is endocytosis?

1. AMoving water across the membrane by osmosis
2. BTaking material into the cell by folding the membrane around it
3. CReleasing material from the cell by fusing vesicles with the membrane
4. DSplitting the cytoplasm after the nucleus divides

A tall pea plant could be TT or Tt. Which cross will best reveal its genotype?

1. ACross it with another tall plant
2. BCross it with a short (tt) plant
3. CLet it grow for a longer time
4. DCross it with a TT plant

Bagaimana enzim mempercepat reaksi kimia?

1. AMenurunkan energi aktivasi
2. BHabis terpakai sebagai pereaksi
3. CMenambahkan energi ke produk
4. DMenaikkan suhu sel

In a food chain, which organisms are the producers?

1. APlants and algae that make food by photosynthesis
2. BFungi that break down dead material
3. CPredators at the top of the chain
4. DAnimals that eat only plants, such as rabbits and deer

Bagaimana populasi bakteri menjadi resisten terhadap antibiotik?

1. ASistem imun pasien membuat bakteri menjadi resisten
2. BAntibiotik dengan sengaja menciptakan mutasi persis yang dibutuhkan bakteri
3. CBeberapa bakteri sudah membawa gen resistensi, bertahan dari obat, dan berkembang biak
4. DSetiap bakteri belajar melawan obat setelah terpapar

A study finds that coffee drinkers have more lung cancer. Later it is found that coffee drinkers in the study also smoked more. What is smoking in this study?

1. AThe dependent variable
2. BThe control group
3. CA confounding variable
4. DA placebo