An example of a secondary sex characteristic is the deepening of the voice for males and the development of breasts for females. Which organs would be responsible for these traits? Select three options. A. the ovaries. B. The adrenal gland. C. The testes. D. The pancreas. E. The thyroid. F. The thymus.

Which of the following is a good definition for the word adaptation? question 1 options: a trait that an organism survive and reproduce in its environment. a change in an organism's environment. the way in which animals obtain food. a temperature change that can cause the extinction of plants and animals.