What is the mode of nutrition for most Poriferans?
a. parasites
b. autotrophs
c. carnivores
d. herbivores
e. suspension feeders
e
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Which of the following scientist-discoveries is mismatched?
A. Watson, Crick, Wilkins, and Franklin-DNA structure B. Avery, MacLeod, and McCarty-DNA is the genetic material C. Meselson and Stahl-mechanism of DNA replication D. Griffith-chromosomes E. Hershey and Chase-DNA is the genetic material of bacteriophage
____ are sea stars that have greatly affected coral reefs in the past by their feeding habits
a. Crown of thorns b. Purple sea urchin c. Red sea urchin d. Serpent stars e. Sea lilies
What are some differences between industrial, post-industrial, and transitional societies?
What will be an ideal response?
Which of the following is mismatched?
a. cytokinin; promotes cell division b. abscisic acid; triggers bud and seed dormancy c. ethylene; breaks dormancy of seeds and buds d. auxin; involved in phototropism and gravitropism e. nitric oxide; involved in plant defense responses