Робочий аркуш «Біологія для вступних іспитів на медсестринство» з відповідями

What is the main role of the cytoskeleton?

1. AIt stores the genetic code of the cell
2. BIt gives the cell its shape and helps it move
3. CIt joins amino acids into proteins
4. DIt controls which substances enter the cell

What is cytokinesis?

1. AThe copying of DNA before division
2. BThe condensing of chromosomes in prophase
3. CThe pairing of homologous chromosomes
4. DThe division of the cytoplasm into two cells

Що таке незалежна змінна в експерименті?

1. AЧинник, який однаковий у всіх групах
2. BЧинник, який дослідник свідомо змінює
3. CЧинник, який вимірюють як результат
4. DГрупа, яка не отримує впливу

A seedling is 4 cm tall at week 1, 8 cm at week 2, 12 cm at week 3 and 16 cm at week 4. If the trend continues, how tall will it be at week 6?

1. A18 cm
2. B24 cm
3. C32 cm
4. D20 cm

How are photosynthesis and aerobic respiration related?

1. ABoth release oxygen into the air
2. BBoth happen only in animal cells, never in plant cells
3. CThe products of one are the reactants of the other
4. DBoth take place only in chloroplasts

During which division of meiosis do homologous chromosomes separate?

1. AMeiosis I
2. BNeither, because they separate in mitosis
3. CBoth meiosis I and meiosis II
4. DMeiosis II

Which statement correctly compares DNA replication and transcription?

1. AReplication makes RNA from DNA; transcription makes DNA from RNA
2. BBoth take place on ribosomes in the cytoplasm
3. CReplication copies all the DNA; transcription copies one gene
4. DBoth use thymine and deoxyribose in the new strand

Some viruses are surrounded by a lipid envelope taken from the host cell's membrane. Why are these viruses usually inactivated easily by soap and alcohol?

1. AThe envelope is made of chitin, which soap digests
2. BSoap and alcohol break up the lipid envelope
3. CEnveloped viruses have no proteins at all
4. DSoap and alcohol dissolve the viral DNA directly