Užduočių lapas tema Biologija slaugos stojamiesiems egzaminams su atsakymais

What is the main job of the nucleolus?

1. AIt releases energy from glucose for the nucleus
2. BIt stores water and salts for the nucleus
3. CIt makes ribosomal RNA and builds ribosome parts
4. DIt digests worn-out parts of the cell

What is the SI base unit of mass?

1. APound
2. BKilogram
3. CLitre
4. DGram

What are restriction enzymes?

1. AEnzymes that copy RNA into DNA
2. BEnzymes that join amino acids into proteins
3. CEnzymes that digest fats in the intestine
4. DEnzymes that cut DNA at specific base sequences

A student switches a light microscope from low power to high power. What happens to the field of view?

1. AIt gets larger and brighter
2. BIt stays the same size but gets brighter
3. CIt gets larger but less detailed
4. DIt gets smaller and usually darker

During childbirth, pressure on the cervix causes oxytocin release, which causes stronger contractions and more pressure. What kind of control is this?

1. ANegative feedback
2. BNatural selection
3. CPositive feedback
4. DHomeostatic balance

What is the difference between an epidemic and a pandemic?

1. AAn epidemic affects the whole world at once
2. BA pandemic affects only one town
3. CA pandemic spreads across many countries or continents
4. DAn epidemic is caused only by bacteria

Viena bakterija dalijasi kas 20 minučių. Jei nė viena nežūsta, kiek bakterijų bus po 2 valandų?

1. A32
2. B128
3. C12
4. D64

Hemofilija yra X chromosomos recesyvinė liga. Nešiotoja motina (XᴴXʰ) ir sveikas tėvas (XᴴY) susilaukia sūnaus. Kokia tikimybė, kad jis serga hemofilija?

1. A1
2. B1/4
3. C1/2
4. D0