Lembar kerja Biologi untuk ujian masuk keperawatan dengan jawaban

Which organelle breaks down fatty acids and hydrogen peroxide?

1. APeroxisome
2. BChloroplast
3. CCentriole
4. DRibosome

Which protein carries oxygen in red blood cells?

1. AInsulin
2. BHaemoglobin
3. CKeratin
4. DCollagen

Which organelle makes lipids and helps break down drugs and toxins in liver cells?

1. ANucleolus
2. BSmooth endoplasmic reticulum
3. CCentriole
4. DRough endoplasmic reticulum

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

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

In a food chain, which organisms are the producers?

1. AFungi that break down dead material
2. BPredators at the top of the chain
3. CAnimals that eat only plants, such as rabbits and deer
4. DPlants and algae that make food by photosynthesis

Pada fase mitosis mana kromosom berbaris di bagian tengah sel?

1. AProfase
2. BTelofase
3. CAnafase
4. DMetafase

Why do phospholipids arrange themselves into a double layer in water?

1. ATheir heads are hydrophobic and their tails are hydrophilic
2. BThey are fully soluble in water
3. CTheir heads are hydrophilic and their tails are hydrophobic
4. DThey carry a strong positive charge on both ends

Two genes lie very close together on the same chromosome. In a test cross, most offspring look like the parents instead of the expected 1:1:1:1 ratio. Why?

1. AThe genes are linked and are rarely separated by crossing over
2. BBoth genes show incomplete dominance
3. CA frameshift mutation happened in both genes
4. DThe genes are on different chromosomes and assort independently