Which statement describes a similarity between the diploid and haploid phases of plant life?
a. both end in fertilization
b. both are multicellular
c. both are immediately followed by meiosis
d. both contain sporophytes
e. both contain spores
ANSWER: b
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A. ammonites; peripatric speciation B. dinosaurs; peripatric speciation C. dinosaurs; adaptive radiation D. ammonites; adaptive radiation E. cephalopods; adaptive radiation
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A) vincristine; bacterial infections B) vinblastine; antimitotic therapy C) taxol; breast cancer D) nocodazole; allergies E) benzimidazole; colchicine
How old is our planet Earth?
A. 3.5 billion years old B. 4.6 thousand years old C. 4.6 million years old D. 4.6 billion years old
When there is a change in the internal body environment, how will the body react to maintain homeostasis by negative feedback?