Cevaplı Hemşirelik giriş sınavları için biyoloji çalışma kâğıdı

What is cytokinesis?

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

Which feature helps a sperm cell carry out its job?

1. AA cell wall for protection
2. BChloroplasts for making food
3. CA flagellum for swimming
4. DA large vacuole for storing water

Which protein carries oxygen in red blood cells?

1. AKeratin
2. BCollagen
3. CHaemoglobin
4. DInsulin

How does cytokinesis differ between animal cells and plant cells?

1. AAnimal cells pinch in with a furrow; plant cells build a cell plate
2. BOnly plant cells carry out cytokinesis
3. CAnimal cells build a cell plate; plant cells pinch in with a furrow
4. DOnly animal cells carry out cytokinesis

How does facilitated diffusion differ from active transport?

1. AIt needs ATP and moves substances against their gradient
2. BIt needs no energy and moves substances down their gradient
3. CIt moves only water and no other substances
4. DIt works without any membrane proteins

Which body system works with the respiratory system to deliver oxygen to body cells?

1. AThe digestive system
2. BThe circulatory system
3. CThe urinary system
4. DThe skeletal system

Some chemotherapy drugs stop spindle fibres from forming. Why do they often cause hair loss and damage to the gut lining?

1. AThese cells divide by meiosis instead of mitosis
2. BThese tissues are made only of haploid cells
3. CThese tissues also contain rapidly dividing cells
4. DThese cells have no mitochondria

An old idea says giraffes got long necks because each one stretched to reach leaves and passed the longer neck to its young. Why is this idea rejected?

1. AOnly plants can pass on traits to offspring
2. BNeck length is not affected by any genes
3. CChanges acquired in a lifetime are not passed on in the genes
4. DGiraffes do not eat leaves from tall trees, so stretching is not needed