Lembar kerja Biologi untuk ujian masuk keperawatan dengan jawaban

Who first worked out the basic rules of inheritance by breeding pea plants?

1. ACharles Darwin
2. BLouis Pasteur
3. CGregor Mendel
4. DRobert Hooke

Which sugar is found in DNA?

1. AFructose
2. BDeoxyribose
3. CRibose
4. DGlucose

Which of these hormones is a steroid?

1. ATestosterone
2. BInsulin
3. CGrowth hormone
4. DGlucagon

How can bacteria pass antibiotic-resistance genes directly to other bacteria?

1. ABy osmosis, moving genes in water
2. BBy mitosis, sharing copies of their chromosomes with neighbours
3. CBy meiosis, forming gametes with new alleles
4. DBy conjugation, transferring plasmids through a pilus

What is the main role of inflammation after an injury?

1. ATo destroy the healthy cells around the wound
2. BTo stop all blood flow to the area so that bleeding ends
3. CTo make antibodies inside the damaged cells
4. DTo bring more blood and white blood cells to the area

What is a chromosomal translocation?

1. AA piece of one chromosome attaches to a non-matching chromosome
2. BA piece of a chromosome is copied twice and stays in the same place
3. COne DNA base is replaced by another base
4. DA piece of a chromosome is flipped around in place

Cyanide stops mitochondria from making ATP. Which process in the affected cells would stop first?

1. ASimple diffusion of oxygen into the cell
2. BPumping of Na⁺ and K⁺ by the sodium-potassium pump
3. CFacilitated diffusion of glucose down its gradient
4. DOsmosis of water across the membrane

At 100× total magnification, the field of view of a microscope is 2 mm wide. What is its width at 400×?

1. A2 mm
2. B0,2 mm
3. C8 mm
4. D0,5 mm