The leopard frog and the pickerel frog are two
closely related species. in areas where
t...
Biology, 29.09.2019 11:30 eaglesjohnson414
The leopard frog and the pickerel frog are two
closely related species. in areas where
their ranges overlap, the frogs will remain
separate species if they
Answers: 2
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Guard cells control which event? the growth of plants capture of solar energy gas exchange in leaves water absorption in roots
Answers: 1
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Which best describes a benefit of using dna technology in medicine? a) medicine can be produced in mass quantities. b) medicine can be distributed at a reduced cost. c) medicines have fewer side effects. d) medicines are resistant to antibiotics.
Answers: 3
Biology, 22.06.2019 10:00
Veins have a much lower blood pressure than arteries. which of these prevents backflow of blood in veins? a. pressure applied by the heart b. one–way valves in veins c. thin muscular walls of veins
Answers: 2
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