A(n) is a substance that cannot be broken down into other substances,

aa
pahoehoe
friction
viscosity
element
silica
compound
carbon

Would really appreciate it, i have an idea but not completely sure

Most animal cell membranes have proteins that pump. ions out of the cell and potassium ions into this

Suppose that on a small island off the coast of scotland, 32 percent of the population has blue eyes, which means that these individuals must be homozygous for the blue eye color gene (bb). the only other eye color found on the island is brown, and individuals that are homozygous for the brown eye color gene (bb) or heterozygous (bb) will have brown eyes because brown is the dominant gene. assume this population is in hardy-weinberg equilibrium. if 100 babies are born next year, how many of these would you expect to have brown eyes and be heterozygous? a. 58 b. 49 c. 29 d. 43