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

Which protein gives strength to skin, tendons and bone?

1. AAmylase
2. BCollagen
3. CHaemoglobin
4. DMyosin

Which list gives the main taxonomic ranks from broadest to most specific?

1. AKingdom, domain, class, phylum, family, order, species, genus
2. BDomain, kingdom, phylum, class, order, family, genus, species
3. CSpecies, genus, family, order, class, phylum, kingdom, domain
4. DDomain, phylum, kingdom, order, class, genus, family, species

How many millilitres are in one litre?

1. A1000
2. B100
3. C10 000
4. D10

In a eukaryotic cell, where does transcription take place?

1. AIn the lysosomes
2. BIn the nucleus
3. COn ribosomes in the cytoplasm
4. DIn the Golgi apparatus

What is a prion?

1. AA fungal spore that infects the brain
2. BA bacterium without a cell wall that lives inside nerve cells
3. CA very small virus with a DNA genome
4. DA misfolded protein that causes normal proteins to misfold

What is meant by independent assortment in meiosis?

1. AAll chromosomes from the mother go into the same gamete
2. BHomologous pairs line up randomly, so gametes get different mixes of chromosomes
3. CSister chromatids stay joined until the end of meiosis, so all gametes are identical
4. DDNA is copied separately in each chromosome

A human body cell has 46 chromosomes in G1. How many chromatids does it have at metaphase of mitosis?

1. A184
2. B46
3. C92
4. D23

Fleming saw a clear area with no bacteria around a Penicillium mould growing on a bacterial plate. What was the best explanation?

1. AThe mould released a substance that killed or stopped the bacteria
2. BThe bacteria had moved away to find more food
3. CThe mould used up all of the oxygen that the nearby bacteria needed
4. DThe bacteria had turned into mould cells