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

К какой группе биомолекул относится большинство ферментов?

1. AК минеральным веществам
2. BК липидам
3. CК углеводам
4. DК белкам

What is a pedigree in genetics?

1. AA picture of a person's chromosomes arranged in pairs by size
2. BA list of all the genes in an organism
3. CA table of codons and amino acids
4. DA chart that shows how a trait is inherited in a family

What are homologous chromosomes?

1. AChromosomes that are found only in gametes
2. BA matching pair, one from each parent, that carry the same genes
3. CTwo identical copies of one chromosome made when DNA is replicated
4. DTwo chromosomes that are always the X and the Y

In a pedigree, a trait appears in every generation, and every affected child has at least one affected parent. Which inheritance pattern is most likely?

1. AX-linked recessive
2. BA new mutation in each generation
3. CAutosomal dominant
4. DAutosomal recessive

A cell has a nucleus and mitochondria but no cell wall and no chloroplasts. What kind of cell is it most likely to be?

1. AAn animal cell
2. BA fungal cell
3. CA plant cell
4. DA bacterial cell

A cut in the skin heals as new skin cells fill the wound. Which process produces these cells?

1. AFertilisation
2. BMeiosis
3. CMitosis
4. DBinary fission

Какое изменение ускорило бы диффузию через мембрану?

1. AМеньшая площадь поверхности обмена
2. BБольшая разность концентраций по обе стороны
3. CБолее толстая мембрана
4. DБолее низкая температура по обе стороны

A pondweed plant is placed in water, and a lamp is moved closer to it. The plant gives off more bubbles per minute. What is the best conclusion?

1. AThe bubbles are nitrogen, and light breaks down the plant cells
2. BThe bubbles are oxygen, and the lamp heats the water until it boils
3. CThe bubbles are carbon dioxide, and respiration speeds up with more light
4. DThe bubbles are oxygen, and photosynthesis speeds up with more light