Lembar kerja Biologi untuk ujian masuk keperawatan dengan jawaban

What do bacteria use flagella for?

1. AMoving from place to place
2. BCopying their DNA
3. CStoring food
4. DMaking proteins from amino acids

Which molecules, made by immune cells, bind to specific antigens?

1. APhospholipids
2. BEnzymes
3. CHormones
4. DAntibodies

What are stomata?

1. ATubes that carry water up the stem
2. BHairs on roots that absorb minerals
3. CGreen structures in the leaf that store starch
4. DSmall pores in leaves that allow gas exchange

What causes cohesion between water molecules?

1. AMagnetic forces between hydrogen atoms
2. BIonic bonds between oxygen atoms
3. CCovalent bonds between neighbouring molecules
4. DHydrogen bonds between neighbouring molecules

Golden rice was genetically modified to make beta-carotene. What is the aim?

1. ATo help prevent vitamin A deficiency
2. BTo make the rice grow faster in cold climates
3. CTo increase the protein content of the rice
4. DTo make the rice resistant to all insects

A seedling is 4 cm tall at week 1, 8 cm at week 2, 12 cm at week 3 and 16 cm at week 4. If the trend continues, how tall will it be at week 6?

1. A20 cm
2. B32 cm
3. C18 cm
4. D24 cm

Why are modified viruses often used to deliver genes in gene therapy?

1. AViruses can reproduce without a host cell
2. BViruses produce antibodies that fix faulty genes
3. CViruses naturally insert their genetic material into host cells
4. DViruses are larger than human cells, so they can carry many genes

A colour-blind man (XᵇY) has children with a woman who carries the allele (XᴮXᵇ). What is the probability that a daughter is colour-blind?

1. A1/2
2. B1
3. C1/4
4. D0