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

Which of these diseases is caused by a virus?

1. ATuberculosis
2. BMalaria
3. CAthlete's foot
4. DInfluenza

What is the correct order of the phases of mitosis?

1. AProphase, metaphase, anaphase, telophase
2. BTelophase, anaphase, metaphase, prophase
3. CProphase, anaphase, metaphase, telophase
4. DMetaphase, prophase, anaphase, telophase

What is apoptosis?

1. AUncontrolled cell division
2. BProgrammed cell death
3. CFusion of two gametes
4. DDivision of the cytoplasm

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

1. AA, B, AB or O
2. BO or AB
3. CO only
4. DA or B

Что такое мутация?

1. AИзменение числа клеток в ткани
2. BИзменение последовательности оснований в ДНК
3. CНормальное копирование ДНК перед делением
4. DСпаривание гомологичных хромосом

Why does each type of virus infect only certain kinds of cells?

1. AIt must attach to specific receptor proteins on the cell surface
2. BIt can only enter cells that are dividing by meiosis at that time
3. CIt must find cells with the same DNA as its own
4. DIt can only enter cells that have no nucleus

A green plant is kept in a sealed jar in complete darkness for a day. What happens to the carbon dioxide level in the jar?

1. AIt falls, because plants take in more CO₂ when they respire in the dark
2. BIt rises, because the plant respires but cannot photosynthesise
3. CIt falls, because the plant keeps photosynthesising
4. DIt stays the same, because plants do not respire

Plants in waterlogged soil take up fewer mineral ions, even when the ions are plentiful. What is the best explanation?

1. AWater dilutes the ions so much that roots cannot detect them
2. BRoot cells lack oxygen, so less ATP is made for active transport
3. CWaterlogged roots carry out more photosynthesis
4. DMineral ions only enter by osmosis, and osmosis stops in wet soil