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Compare the functions of xylem and phloem in plants.
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Xylem transports water and minerals from roots to plant, while phloem transports sugars primarily from leaves.
What is peristalsis and in which organ does it occur?
Peristalsis is the wave-like muscle contraction that moves food through the esophagus.
State Ohm's Law and describe its components.
Ohm's Law is V = IR, where V is voltage, I is current, and R is resistance.
Name the primary reproductive organs in females.
Ovaries, fallopian tubes, uterus, cervix, and vagina.
What is the relationship between voltage and potential difference?
Potential difference, or voltage, is the energy needed to move a charge between two points.
Describe the function of bile in digestion.
Bile aids in fat digestion but is not an enzyme.
What are the phases of the menstrual cycle?
Menstruation, repair, fertile period, and maintenance.
Differentiate between how arteries and veins transport blood.
Arteries carry blood away from the heart at high pressure, while veins carry blood towards the heart at low pressure.
Identify the primary role of carbohydrates in the digestive system.
Carbohydrates provide energy.
Identify methods of birth control and examples of STIs.
Birth control methods include condoms, IUDs, and contraceptive pills. Examples of STIs are gonorrhea, syphilis, and HIV.
Define electric current and compare it to something common.
Electric current is the flow of electrons in one direction in a circuit, similar to water flow in a river.
What processes do diffusion and osmosis describe?
Diffusion is the movement from high to low concentration; osmosis is water movement through a semi-permeable membrane.
What safety features do wiring plugs include?
Wiring plugs include live, neutral, and earth wires, with circuit breakers and fuses for safety.
Explain how total resistance is calculated in a series circuit.
In a series circuit, total resistance is the sum of the individual resistances.
List the changes that occur in males during puberty.
Sperm production, voice deepens, and body hair growth.
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