A child's sex is determined upon fertilization, when the female provides the X chromosome and the male provides _____. either the X or Y chromosome. From the following choices, select the type of inheritance in which multiple gene pairs combine to produce a particular trait.
1. To be a firefighter, you usually need a high school diploma and a college program in fire protection technology or a related program. You must pass physical agility, strength, fitness, and vision requirements. Previous experience as a volunteer firefighter may also be an advantage. 2.
Firefighters hold one of the most important, yet dangerous, jobs. Their positions require them to put out fires, respond to other emergencies, and keep the public informed of fire safety and hazards. When an individual is interested in a career as a firefighter, they may start their training by becoming a volunteer. To become a volunteer, a person needs to be at least 18 years old, and have a high school diploma.