Biologia na egzaminy wstępne na pielęgniarstwo: karta pracy z odpowiedziami

What is a trait that is controlled by many genes called?

1. AA polygenic trait
2. BA sex-linked trait
3. CA codominant trait
4. DA recessive trait

Which feature helps a sperm cell carry out its job?

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

Jaką funkcję pełni lizosom?

1. APrzechowuje informację genetyczną komórki
2. BTrawi odpady i zużyte elementy
3. CWychwytuje energię światła dla komórki
4. DWytwarza białka z aminokwasów

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 units
3. CAbout 5000 units
4. DAbout 10 000 units

Lactose (milk sugar) is a disaccharide. Which two monosaccharides is it made of?

1. AGlucose and fructose
2. BGlucose and glucose
3. CGlucose and galactose
4. DFructose and galactose

Which element is found in all amino acids but not in carbohydrates?

1. ACarbon
2. BNitrogen
3. COxygen
4. DHydrogen

Which parent's gamete decides the biological sex of a human baby, and why?

1. AThe mother's, because she gives two X chromosomes
2. BThe father's, because a sperm carries either an X or a Y
3. CThe mother's, because an egg carries either an X or a Y
4. DBoth equally, because each gives one Y chromosome

An Rh-negative mother gives birth to an Rh-positive baby. Why could a later Rh-positive pregnancy be at risk?

1. AThe second baby will be unable to make any red cells
2. BThe first baby's antibodies remain in her blood and attack her
3. CShe may have made anti-D antibodies that cross the placenta
4. DHer red cells may become Rh positive after the birth