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

What is the main role of carbohydrates in the human diet?

1. ATo build muscle tissue
2. BTo carry the body's genetic information
3. CTo form antibodies
4. DTo provide a quick source of energy

На каких структурах белки собираются из аминокислот?

1. AНа рибосомах
2. BНа вакуолях
3. CНа центриолях
4. DНа лизосомах

Which organelle breaks down fatty acids and hydrogen peroxide?

1. APeroxisome
2. BRibosome
3. CCentriole
4. DChloroplast

What happens to an enzyme after it has catalysed a reaction?

1. AIt is released unchanged and can be used again
2. BIt changes into the substrate
3. CIt is broken down into amino acids
4. DIt becomes part of the product and leaves with it

Растение с красными цветками скрещивают с растением с белыми цветками, и все потомки имеют розовые цветки. О чём это свидетельствует?

1. AО неполном доминировании
2. BО признаке, сцепленном с полом
3. CО полном доминировании
4. DО кодоминировании

How can bacteria pass antibiotic-resistance genes directly to other bacteria?

1. ABy meiosis, forming gametes with new alleles
2. BBy osmosis, moving genes in water
3. CBy conjugation, transferring plasmids through a pilus
4. DBy mitosis, sharing copies of their chromosomes with neighbours

In a trial, 20% of patients improve on a new drug and 18% improve on a placebo. What is the best conclusion?

1. AThe drug adds little benefit beyond the placebo
2. BThe drug works well, because 20% of patients improved
3. CThe placebo was harmful to the patients
4. DThe drug is ten times better than the placebo

A single-celled microbe has a nucleus and a cell wall made of chitin, and it reproduces by budding. What is it most likely to be?

1. AA bacterium
2. BA yeast
3. CAn amoeba
4. DA virus