Which of the following statements about seed plants is true ? a. Angiosperms produce "naked seeds"

b. Angiosperms have more species diversity than other taxa of land plants

c. Gymnosperms have more species diversity than other taxa of land plants

d. Seed plants lack vascular tissue

Which best describes the nucleus of an atom a. it is where all of the particle s of the atom are located b. it is the negatively charged part of the atom c. it is where the electrons and the protons are located d. it is the part of the atom with the greatest mass

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

What is any method of measuring the age of an object or event in years, such as using atomic half-life?