As a pediatric pulmonologist, you have been called to diagnose a patient. What symptoms are you looking for if you are going to diagnose the patient with cystic fibrosis? Cold symptoms
Unintended weight loss
Shortness of breath
Aching joints and muscles
Salt crystals on the skin
Wheezing
Chronic cough

Some birds look for food near cattle and other livestock. the movement of the cattle churns up the ground, making insects available to the birds. the cattle appear to be unaffected by the presence of the birds. what kind of relationship exists between the birds and the cattle? o a. parasitism o b. commensalism o c. predation o d. mutualism

Which mechanism of transport takes place when solute particles move from a region of high concentration to a region of low concentration? active diffusion isotonic osmosis

Which kind of worm has a closed circulatory system? a planarian b fluke c pinworm d an earthworm