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.
There are, however, a few extra requirements, common for most New York City fire departments: 1  Youâll need at least 15 college semester credits, or; 2  You must be an honorably discharged full-time soldier, or; 3  You must have 6 months of full-time, paid working experience, with a recommendation from your employers.