Biologia na egzaminy wstępne na pielęgniarstwo: karta pracy z odpowiedziami

Czym jest hipoteza w metodzie naukowej?

1. AListą wykonanych pomiarów
2. BSprawdzalnym wyjaśnieniem lub przewidywaniem
3. CSzerokim wyjaśnieniem popartym wieloma doświadczeniami
4. DWnioskiem, który został udowodniony jako prawdziwy

Which kind of organism causes malaria?

1. AA protist carried by mosquitoes
2. BA virus spread by coughing
3. CA fungus that grows on skin
4. DA bacterium carried in water

Czego brakuje komórkom prokariotycznym, takim jak bakterie?

1. AMateriału genetycznego w postaci DNA
2. BRybosomów
3. CBłony komórkowej
4. DJądra otoczonego błoną

How can bacteria pass antibiotic-resistance genes directly to other bacteria?

1. ABy meiosis, forming gametes with new alleles
2. BBy osmosis, moving genes in water
3. CBy mitosis, sharing copies of their chromosomes with neighbours
4. DBy conjugation, transferring plasmids through a pilus

Many vitamins act as coenzymes. What does this mean?

1. AThey help enzymes carry out their reactions
2. BThey are built into the cell membrane
3. CThey are digested to release large amounts of energy
4. DThey replace enzymes that have been denatured

What is a bacterial endospore?

1. AA small ring of DNA that carries antibiotic resistance genes
2. BA tough, dormant form that survives heat, drying and many disinfectants
3. CA reproductive cell that bacteria use to make new colonies quickly
4. DA hair-like structure used to swim towards food

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. AY-linked
2. BX-linked recessive
3. CAutosomal recessive with equal sexes
4. DAutosomal dominant

Kodon mRNA ma sekwencję AUG. Jaki jest antykodon pasującego tRNA?

1. AUAC
2. BAUG
3. CTAC
4. DGUA