Biologia na egzaminy wstępne na pielęgniarstwo: karta pracy z odpowiedziami

Which piece of equipment gives the most precise measurement of a liquid volume?

1. AA graduated cylinder
2. BA beaker
3. CA Petri dish
4. DA test tube

Jaka jest najmniejsza jednostka uznawana za żywą?

1. AKomórka
2. BCząsteczka
3. CTkanka
4. DAtom

Which element is found in all organic molecules?

1. ACarbon
2. BPhosphorus
3. CNitrogen
4. DSulfur

Why can DNA profiling (fingerprinting) identify individual people?

1. ADNA in blood differs from DNA in skin
2. BRepeated non-coding DNA regions vary in length between people
3. CEach person's genes code for different amino acids
4. DEvery person has a different number of chromosomes in their cells

Kiedy w cyklu komórkowym kopiowane jest DNA?

1. AW metafazie mitozy
2. BW fazie S interfazy
3. CTylko podczas drugiego podziału mejotycznego
4. DPodczas cytokinezy

Which is an example of negative feedback?

1. ASweating when body temperature rises
2. BA wound becoming more inflamed over time
3. CContractions growing stronger during labour
4. DBlood clotting speeding up once it starts

In a family, a trait appears mostly in males. Affected men have daughters who are unaffected, but some of these daughters have affected sons. Which pattern fits best?

1. AAutosomal recessive with equal sexes
2. BY-linked
3. CX-linked recessive
4. DAutosomal dominant

Fertiliser washes from farmland into a lake. Algae grow rapidly, then die, and later many fish die. What is the main cause of the fish deaths?

1. AThe fish eat too many algae and become ill
2. BBacteria decomposing the dead algae use up the oxygen
3. CThe fertiliser is directly poisonous to fish
4. DThe algae release carbon dioxide that poisons fish