The structure through which air passes on its way from the atmosphere into the vertebrate lung is:

Question 32 options:

alveolus

thymus

esophagus

diaphragm

trachea

Aflashlight produces light using energy from the batteries. in which order does the energy change form? a. from chemical to electric to light energy b. from electric to light to chemical energy c. from electric to chemical to light energy d. from light to electric to chemical energy

To be or not to be that is da question

Overtime the pond slowly becomes more acidic due to the release of chemicals from a nearby factory. which of the organisms would most likely survive the change to their environment?