What is different about a down feather compared to contour feathers that makes it beneficial for insulation

Use the above pedigree for questions 1,2, and 3 1. what kind of genetic disorder is represented in the pedigree? a. recessive b. dominate refer to the pedigree in question 1. 2. is the mutated gene in this disorder located on a sex chromosome (x or y) or an autosome? a. sex chromosome b. autosome refer to the pedigree in question 1. 3. which generation has individuals that you are certain are heterozygous for the mutated gene? a. generation 1 b. generation 2 c. generation 3

Are the layers of rock above and below the coal older or younger?

Laser tag costs $35 per game. the lasre tag fans want to play more than 1 game of lasre tag. write an expression to you find the cost playing more than 1 game of laser tag