Which of the following is a phototroph?
A) a tree
B) a mushroom
C) bacteria growing on decomposing matter
D) an earthworm
E) a person
A) a tree
B) a mushroom
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Four of the five answers listed below are parts of the forebrain. Select the exception
a. corpus callosum b. thalamus c. hypothalamus d. cerebellum e. cerebrum
Which structure(s) provide a huge surface area for diffusion of gasses?
a. the bronchi b. the bronchioles c. the trachea d. the alveoli e. the lungs
The posterior pituitary gland receives hormone messages from the hypothalamus via _______.
a. a capillary network b. neurons that extend from the hypothalamus to the pituitary c. Schwann cells d. both a & b
The bond between an oxygen atom and a hydrogen atom would be categorized as:
a. hydrogen bond b. non-polar covalent bond c. ionic bond d. polar covalent bond