Why do geologists think Earth's core contains mostly iron? A. The crust contains a mixture of iron and silicon.
B. The crust contains no nickel.
C. Other orbiting bodies contain more iron than Earth's crust does.
O D. The moon's crust contains far less iron than Earth's crust.

If a cell's main function is to produce proteins to be excreted, which organelles would you expect to be larger

Construct an explanation about the function of mitosis for multicellular organisms

Which of the following statements is accurate about evolution? question 10 options: natural selection only eliminates odd individuals. evolution means that a population never has changes in its genetic frequencies. mutations are always harmful. evolution means that a population undergoes changes in its gene frequencies over time.