How does sexual selection affect evolution of widowbirds?

Cassandra made a venn diagram to compare and contrast the two stages of cellular respiration. which belongs in the area marked x? energy is released. oxygen is used up. glucose is broken down. carbon dioxide is used up.

In this experiment, the was intentionally manipulated. it is the independent variable. the dependent variables that were measured were the

Asegment of dna that codes for rna and a protein is a