Which type of stimulus is an allergen, such as pollen?

a. response to a stimulus

b. external stimulus

c. internal stimulus

d. inborn stimulus

Acell goes through cellular respiration and produces atp which it then uses to move a molecule across the cell membrane. how does the energy in the original glucose molecule change during this process? (2 points)

Which of the following terms describes all of the non-living components of an ecosystem

The inheritance pattern of a disorder is illustrated in the pedigree chart. what type of disorder is this?