A process by which softer, less weather-resistant rocks wear away and leave harder, more weather-resistant rocks behind is called a. differential weathering. c. chemical weathering. b. mechanical weathering. d. ice wedging.

As a small change in a person's dna can cause a genetic disorder

'which of these statements about the scientific method is not true? all experiments must follow the same number of steps in the procedure. experiments may be repeated several times. some unexpected results can be beneficial. experimental results may or may not support the hypothesis.

Which of the following is a true statement? question 8 options: populations can't evolve, only individual organisms. individuals have adaptations that can change over time. individuals have traits that may or may not make them successful at reproduction. individuals evolve to have adaptations.