Lembar kerja Biologi untuk ujian masuk keperawatan dengan jawaban

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

1. APrions
2. BPathogens
3. CNormal flora
4. DVectors

What is the main role of the cytoskeleton?

1. AIt controls which substances enter the cell
2. BIt stores the genetic code of the cell
3. CIt gives the cell its shape and helps it move
4. DIt joins amino acids into proteins

Apa itu difusi?

1. APerpindahan air melalui membran dengan menggunakan ATP
2. BPerpindahan partikel dari konsentrasi rendah ke konsentrasi tinggi
3. CPerpindahan partikel dari konsentrasi tinggi ke konsentrasi rendah
4. DSel menelan partikel besar dalam vesikel

Which element is found in all amino acids but not in carbohydrates?

1. AHydrogen
2. BOxygen
3. CCarbon
4. DNitrogen

Why does ice float on liquid water?

1. AHydrogen bonds hold ice in an open, less dense structure
2. BIce molecules are lighter than liquid water molecules
3. CIce contains more air than liquid water
4. DIce is denser than liquid water

How does cytokinesis differ between animal cells and plant cells?

1. AOnly plant cells carry out cytokinesis
2. BAnimal cells build a cell plate; plant cells pinch in with a furrow
3. COnly animal cells carry out cytokinesis
4. DAnimal cells pinch in with a furrow; plant cells build a cell plate

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

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

After wolves are removed from a park, the deer population rises sharply and young trees are overgrazed. What does this show?

1. ADeer are producers in the food web
2. BRemoving a predator has no effect on plants
3. CWolves compete with trees for sunlight
4. DOrganisms in a food web depend on each other