A15-year old girl with cystic fibrosis is rushed to the hospital for an acute respiratory infection and suspected pneumonia. the admission chest x-ray showed extensive bronchiectasis and persistent complete atelectasis in the lower left lobe.

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?

measuring light intensity

light meters can be used to measure light intensity. the meter is held at the soil surface and pointed in the direction of the maximum light intensity, and then the meter is read.

errors can be made when measuring light intensity by accidentally shading the light meter. the reliability of the results can be checked by taking many samples.

its true i dont know very sorry b much < 3 big fan

explanation: