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

Biology & Microbiology

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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

Biology & Microbiology

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

Biology & Microbiology

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

Biology & Microbiology

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

Biology & Microbiology