Biologia na egzaminy wstępne na pielęgniarstwo: karta pracy z odpowiedziami

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Imię: ____________________   Data: ____________

1.Łatwy

What is the correct order of the phases of mitosis?

  1. ATelophase, anaphase, metaphase, prophase
  2. BProphase, anaphase, metaphase, telophase
  3. CProphase, metaphase, anaphase, telophase
  4. DMetaphase, prophase, anaphase, telophase
2.Łatwy

What is the aim of gene therapy?

  1. ATo give a patient antibiotics through a vein to kill a virus
  2. BTo remove all the genes from a patient's cells
  3. CTo change the patient's blood type
  4. DTo treat a disease by adding a working copy of a faulty gene
3.Łatwy

What is an ecosystem?

  1. AA single organism together with all of its organs and tissues
  2. BAll the members of one species in an area
  3. CThe weather in a particular region
  4. DThe living things in an area and their non-living surroundings
4.Średni

There are 64 possible codons but only about 20 amino acids. What does this tell you about the genetic code?

  1. AOnly 20 of the codons are ever used
  2. BEach codon codes for more than one amino acid at the same time
  3. CMost amino acids are coded for by more than one codon
  4. DEach amino acid has exactly three codons
5.Średni

Why does ice float on liquid water?

  1. AIce molecules are lighter than liquid water molecules
  2. BIce contains more air than liquid water
  3. CHydrogen bonds hold ice in an open, less dense structure
  4. DIce is denser than liquid water
6.Średni

Why can DNA profiling (fingerprinting) identify individual people?

  1. AEvery person has a different number of chromosomes in their cells
  2. BEach person's genes code for different amino acids
  3. CRepeated non-coding DNA regions vary in length between people
  4. DDNA in blood differs from DNA in skin
7.Trudny

Pojedyncza bakteria dzieli się co 20 minut. Jeśli żadna nie ginie, ile bakterii jest po 2 godzinach?

  1. A128
  2. B64
  3. C12
  4. D32
8.Trudny

Kidney tubule cells move glucose from the filtrate back into the blood, even when there is less glucose in the filtrate than in the cells. What does this show?

  1. AGlucose moves only down its gradient
  2. BGlucose is moved by osmosis
  3. CGlucose is moved by simple diffusion
  4. DGlucose is moved by active transport

Klucz odpowiedzi

  1. 1. C · Prophase, metaphase, anaphase, telophase
  2. 2. D · To treat a disease by adding a working copy of a faulty gene
  3. 3. D · The living things in an area and their non-living surroundings
  4. 4. C · Most amino acids are coded for by more than one codon
  5. 5. C · Hydrogen bonds hold ice in an open, less dense structure
  6. 6. C · Repeated non-coding DNA regions vary in length between people
  7. 7. B · 64
  8. 8. D · Glucose is moved by active transport

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