Which cell components are found in BOTH plant and animal cells?
a. nucleus, Golgi body, and chloroplasts
b. Golgi bodies, mitochondria, and endoplasmic reticula
c. vacuoles, cell wall, and mitochondria
d. vacuoles, cell wall, nucleus, and lysosomes
e. starch grains, chloroplasts, and lysosomes
ANSWER: b
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A taller plant shading those individuals below, and reducing available light, is referred to as
A) preemptive competition. B) consumption competition. C) overgrowth competition. D) territorial competition.
A scientist collects a protist from a rotting log. He grows the protist in a petri dish that contains Escherichia coli bacteria; the protist engulfs the bacteria. For a while the protist multiplies as single cells. When the E. coli are all consumed, the
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Some toll-like receptors (TLRs) are found on the surface of host cells and recognize specific microbial molecules.
Answer the following statement true (T) or false (F)