Lembar kerja Biologi untuk ujian masuk keperawatan dengan jawaban

Organel mana yang menghasilkan sebagian besar ATP dalam sel eukariot?

1. ABadan Golgi
2. BRibosom
3. CLisosom
4. DMitokondria

What is a monomer?

1. AA molecule that contains no carbon
2. BA very large molecule that is made of many smaller units
3. CA small unit that joins with others to form a polymer
4. DAn enzyme that breaks down polymers

What is the job of the capsule found around some bacteria?

1. AIt protects the cell, for example from white blood cells
2. BIt is used to swim through liquids
3. CIt helps the bacterium make energy by photosynthesis
4. DIt holds the bacterium's main chromosome

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

1. ANitrogen
2. BCarbon
3. CHydrogen
4. DOxygen

What is a prion?

1. AA fungal spore that infects the brain
2. BA misfolded protein that causes normal proteins to misfold
3. CA bacterium without a cell wall that lives inside nerve cells
4. DA very small virus with a DNA genome

Why do red blood cells have a flattened, biconcave disc shape?

1. AIt helps them divide faster
2. BIt gives a large surface area for gas exchange
3. CIt lets them hold a larger nucleus and more DNA
4. DIt makes them stick to vessel walls

In an onion root tip, 90 of 100 cells are in interphase and 10 are in mitosis. If the whole cell cycle takes 20 hours, about how long does mitosis last?

1. A18 hours
2. B10 hours
3. C2 hours
4. D0,5 hours

How does a phospholipid differ from a triglyceride?

1. AIt is made of amino acids
2. BIt has four fatty acids instead of three
3. CIt contains no glycerol, only fatty acids and phosphate
4. DOne of the fatty acids is replaced by a phosphate group