Užduočių lapas tema Biologija slaugos stojamiesiems egzaminams su atsakymais

Kokios medžiagos gaminamos fotosintezės metu?

1. ABaltymai ir azotas
2. BGliukozė ir deguonis
3. CPieno rūgštis ir ATP
4. DAnglies dioksidas ir vanduo

Which enzyme unwinds the DNA double helix and separates the two strands for copying?

1. ALipase
2. BAmylase
3. CHelicase
4. DLigase

Which kind of organism causes malaria?

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

What is a chromosomal translocation?

1. AA piece of one chromosome attaches to a non-matching chromosome
2. BA piece of a chromosome is flipped around in place
3. COne DNA base is replaced by another base
4. DA piece of a chromosome is copied twice and stays in the same place

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

1. AMemory B cells from an earlier infection
2. BT cells that recognise one virus
3. CThe skin and stomach acid
4. DAntibodies made after vaccination

The results of an experiment do not support the hypothesis. What should the scientist do next?

1. AStop doing any further research on the question
2. BReport that the hypothesis was proven correct
3. CRevise the hypothesis and test it again
4. DChange the data so they fit the hypothesis

A large molecule contains carbon, hydrogen, oxygen, nitrogen and phosphorus. Its monomers each have a sugar and a base. What type of molecule is it?

1. AA lipid
2. BA nucleic acid
3. CA protein
4. DA carbohydrate

A patient is given a large volume of hypotonic IV fluid too quickly. What is the most likely effect on the patient's cells?

1. AWater moves out of the cells, and they shrink
2. BWater moves into the cells, and they swell
3. CNothing changes, because cells are not affected by IV fluid
4. DSalt moves into the cells, and they burst