Each form of a gene is called an allele. Two kinds of alleles for human blood include A and O. The allele for type A blood is dominant to the type O allele. The allele for type O blood is recessive. Which of the following explanations best describes which blood type a person will have if he inherits one allele for type A from his mother and one allele for type O from his father?

electronic measurement tools display data on a screen after waiting for several minutes.

while some business owners prefer manual record keeping systems, most businesses use an electronic record keeping system - making it easier to capture information, generate reports and meet tax and legal reporting requirements.

explanation:

trachea, alveoli, lung capillaries, arteries

he forelimbs below belong to four species that descended in a direct line from the ancestral mammal shown above. of the four descendants shown, which species most likely appeared earliest in evolutionary history?

i believe the answer is snake.