Suppose we want to examine the effect of a fertilizer on the size of zucchini produced, and therefore, we need to
establish the experimental and control groups. The control group for this experiment would be defined under which
conditions?
a. soil, fertilizer, water, sun, but no zucchini seeds
b. soil, fertilizer, water, sun, and zucchini seeds
c. soil, water, sun, and no zucchini seeds
d. soil, water, sun, and zucchini seeds
e. soil, water, and sun
d
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_______________ is the most common cause of pneumonia in the world.
A) Chlamydophila pneumoniae B) Legionella pneumophila C) Mycoplasma pneumoniae D) Streptococcus pneumoniae
Which of the following can be appropriately classified as a Cnidarian?
a. isopods b. corals c. crayfish d. centipedes
Which of the following of the following summarizes the CITES treaty?
a. Listed species cannot be transported across treaty member borders. b. Endemic species’ habitats must be monitored by member nations. c. The habitats of protected birds cannot be disturbed. d. The effects of anthropogenic warming must be made public.
Transpiration pulls water up a plant because of two mechanisms: ________ describes water molecules sticking together and ________ describes water molecules sticking to the walls of the xylem
A) cohesion... adhesion B) adhesion... cohesion C) adhesion... gravity D) gravity... cohesion