Crossingover is the exchange of genetic information between (homologous chromosomes that occurs during meiosis).
1. sex chromosomes
2. sister chromatids
3. chromatids
4. homologues.

The buildup of sediments where a river empties into a slow-moving or nonmoving body of water is known as a/an

Graphs you see question 5 options: the change in data over time the relationship between different dependent variables the relationship between the independent variable and the dependent variable/s the relationship between different independent variables

The finches on the galapagos island were similar in form except for variations of their beaks. darwin observed that these variations were useful for: attracting a mate defending territory building nests gathering food