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

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1.Лёгкая

In genetics, what is a carrier?

  1. AA person with two recessive alleles who has the disorder
  2. BA person with one recessive allele for a disorder but no symptoms
  3. CA person who has lost both alleles for the gene, so shows no trait
  4. DA person who has a dominant disorder
2.Лёгкая

What is a karyotype?

  1. AA picture of a cell's chromosomes arranged in pairs by size
  2. BA diagram of a family's inheritance pattern
  3. CA map of the organelles inside a cell
  4. DA list of all the proteins that a cell makes during its life
3.Лёгкая

Что такое независимая переменная в эксперименте?

  1. AГруппа, не получающая воздействия
  2. BФактор, который измеряют как результат
  3. CФактор, который исследователь намеренно изменяет
  4. DФактор, одинаковый во всех группах
4.Средняя

How does cytokinesis differ between animal cells and plant cells?

  1. AAnimal cells pinch in with a furrow; plant cells build a cell plate
  2. BOnly plant cells carry out cytokinesis
  3. COnly animal cells carry out cytokinesis
  4. DAnimal cells build a cell plate; plant cells pinch in with a furrow
5.Средняя

A person catches chickenpox once and does not usually become ill with it again. Why?

  1. AMemory cells give a faster, stronger response the next time
  2. BThe skin becomes thicker after the first infection
  3. CAntibodies from the first infection turn into new viruses
  4. DThe virus stays in the blood and kills new viruses
6.Средняя

Which of these is part of the body's innate (non-specific) defence?

  1. AT cells that recognise one virus
  2. BMemory B cells from an earlier infection
  3. CAntibodies made after vaccination
  4. DThe skin and stomach acid
7.Сложная

A food sample turns purple with biuret reagent but stays yellow-brown with iodine solution. What does the sample contain?

  1. AFat but no protein
  2. BStarch but no protein
  3. CProtein but no starch
  4. DBoth protein and starch
8.Сложная

Sweating cools the body. Which property of water best explains this?

  1. AIt is a nonpolar solvent
  2. BIt is less dense as ice than as a liquid
  3. CIt takes a lot of heat energy to evaporate
  4. DIt has a very low specific heat

Ответы

  1. 1. B · A person with one recessive allele for a disorder but no symptoms
  2. 2. A · A picture of a cell's chromosomes arranged in pairs by size
  3. 3. C · Фактор, который исследователь намеренно изменяет
  4. 4. A · Animal cells pinch in with a furrow; plant cells build a cell plate
  5. 5. A · Memory cells give a faster, stronger response the next time
  6. 6. D · The skin and stomach acid
  7. 7. C · Protein but no starch
  8. 8. C · It takes a lot of heat energy to evaporate

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