PLEASE HELP ME Which atmospheric gas is the lightest?

A. argon
B. methane
C. ozone
D. hydrogen

Building glycogen from glucose molecules is an example of what

Jane is blood type a her husband is blood type b. jane is puzzled because their daughter is type o. explain how the daughter inherited a blood type that neither of her parents had explain your answer

2. if someone had the list of traits you provided in question 1, do you think he or she would be able to find you in a group of 1000 people? why or why not? if not, what other information encoded in your genes might distinguish you from the others in the group? what are other traits that are encoded for by dna?