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

Which codon signals the start of translation in most genes?

1. AUAG
2. BUGA
3. CUAA
4. DAUG

What is the single most important way to prevent the spread of infection in hospitals?

1. AHand hygiene
2. BGiving every patient antibiotics
3. CWearing a hair net
4. DOpening the windows

What is the main job of the nucleolus?

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

In a food chain, producers hold 10 000 units of energy. Roughly how much is passed on to the primary consumers?

1. AAbout 1000 units
2. BAbout 10 000 units
3. CAbout 10 units
4. DAbout 5000 units

A patient's blood type is B positive. What does this mean?

1. ATheir red cells carry no antigens at all
2. BTheir red cells carry the B antigen and the RhD antigen
3. CTheir red cells carry the A antigen and no RhD antigen
4. DTheir plasma contains anti-B antibodies

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

1. AChange the data so they fit the hypothesis
2. BRevise the hypothesis and test it again
3. CStop doing any further research on the question
4. DReport that the hypothesis was proven correct

Which evidence supports the theory that mitochondria came from bacteria that lived inside an ancient cell?

1. AThey make the proteins used by the whole cell, including the nucleus
2. BThey are found in all prokaryotic cells
3. CThey have a cell wall made of peptidoglycan
4. DThey have their own circular DNA, ribosomes and a double membrane

Гемофілія — X-зчеплена рецесивна. Мати-носій (XᴴXʰ) і здоровий батько (XᴴY) мають сина. Яка ймовірність, що він має гемофілію?

1. A0
2. B1
3. C1/4
4. D1/2