Why don't more people have hairlines with a widow's peak since a widow's peak is a dominant trait?

Which sentence best describes the relationship between chlorophyll and the chloroplast? a.)chlorophyll is a chemical found in a chloroplast. b.) chloroplast is a chemical found in a chlorophyll. c.) both chlorophyll and chloroplasts are found in animals. d.) both chlorophyll and chloroplasts make carbon dioxide.

What is the name of the type of cell division that occurs in the prokaryotic cell cycle

In general, characteristics that an organism survive and reproduce become more common over time. what mechanism of evolution causes this?