how does the heterozygous advantage explain the large numbers of detrimental alleles(like sickle cell allele) in a population?

What maintain homeostasis when a persons internal body temperature is 97.5°f

How have high taxes on tobacco products impacted the number of people who use them? a. the number of tobacco users has increased. b. the number of tobacco users has decreased. c. the number of tobacco users has not changed. d. the number of adolescent tobacco users decreased, while the number of adult users increased

To sciences do not agree on which type of grocery bag is better for the environment what is most likely to come out come out of the disagreement