4. Which of the following is an example of a homologous structure? ~ A sparrow wing and a finch wing.

~ A human arm and a bat wing.

~ A pinky toe.

1. which of the following is correct regarding opiates/opioids: a. they all have a natural component as a starting pointb. they have low addiction possibilitiesc. methadone binds to some of the same receptorsd. a and care correcte. all are correct

Mrna decodes information from the original dna master plan to build proteins in the during the process of ribosomes.

Which of the following is an abiotic factor in an ecosystem? a. bacteriab. airc. niched. grass(abiotic=non-living) me !