Биология для вступительных экзаменов на сестринские программы: лист заданий с ответами

What does ATP stand for?

1. AAdenosine diphosphate
2. BAmino triphosphate
3. CAdenosine triphosphate
4. DAdenine tetraphosphate

What is a decomposer?

1. AAn animal that eats only plants
2. BAn organism that breaks down dead material
3. CAn animal that hunts other animals
4. DAn organism that makes food from sunlight

Что из перечисленного является липидом?

1. AГемоглобин
2. BДНК
3. CГликоген — запасная форма глюкозы
4. DТриглицерид (жир)

Why are G–C base pairs held together more strongly than A–T pairs?

1. AA–T pairs are found only in RNA
2. BG–C pairs are joined by strong covalent bonds instead of hydrogen bonds
3. CG–C pairs form three hydrogen bonds, and A–T pairs form two
4. DG and C are both purines, so they fit more tightly

A greenhouse is warm and brightly lit, but the air has very little carbon dioxide. What is most likely limiting the rate of photosynthesis?

1. AThe temperature
2. BThe number of stomata
3. CThe light intensity in the greenhouse
4. DThe carbon dioxide concentration

A woman with blood type O has a child with a man of type AB. Which blood types can their children have?

1. AO or AB
2. BA, B, AB or O
3. CO only
4. DA or B

In uncontrolled diabetes, glucose appears in the urine and the person passes large volumes of urine. What is the best explanation?

1. AGlucose in the kidney filtrate holds water by osmosis
2. BInsulin makes the kidneys filter more blood
3. CGlucose makes the kidneys absorb more water
4. DGlucose is broken down into water in the bladder

Why are mutations in mitochondrial DNA passed on only from mothers to their children?

1. AThe zygote's mitochondria come from the egg
2. BOnly women have mitochondria in their cells
3. CSperm cells contain no DNA at all
4. DMitochondrial DNA is on the X chromosome