Which substance is not an element?
a. chlorine
b. oxygen
c. carbon
d. water
e. hydrogen
ANSWER: d
Biology & Microbiology
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A. steroid. B. wax. C. prostaglandin. D. terpene. E. phospholipid.
Biology & Microbiology
The plant hormone structurally similar to adenine is ____
a. brassinosteroid b. abscisic acid c. ethylene d. cytokinin e. systemin
Biology & Microbiology
A method called _____ uses diagrams to group species based on their shared characteristics
a. taxonomy b. cladistics c. phylogeny d. comparative morphology e. exaptation
Biology & Microbiology
Plants, like animals, grow at all points of their body. Indicate whether the statement is true or false
Biology & Microbiology