Can someone please tell me what structure has a common ancestor, like
1. homologous
2. analogous
3. vestigial

What are the probable phenotypes of their offspring

'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 animal is a producer in this ecosystem