How does the study of genetics and DNA help the study of evolution

What molecule contains an organisms genetic material, passed down from parents to their offspring

Which statement best compares aerobic and anaerobic respiration

Color blindedness is a sex-linked trait. if we could see the pedigree chart for several more generations of the family illustrated here, we would expect a) more males to be color blind. eliminate b) more females to be color blind. c) no females to ever be color blind. d) an equal number of males and females that are color blind.