4.Which of these is not an example of the body maintaining homeostasis? 1 point red blood cells delivering oxygen
emergence of an evolutionary adaptation
lungs absorbing oxygen
insulin production in the pancreas

In a population that is in hardy-weinberg equilibrium, there are two possible alleles for a certain gene, a and a. if the frequency of allele a is 0.4, what fraction of the population is heterozygous? a. 0.40 b. 0.60 c. 0.16 d. 0.48