The number of aquatic species increases in acidic waters.
Answer the following statement true (T) or false (F)
False
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Which of the following is NOT a unique
angiosperm adaptation that allowed them to outcompete gymnosperms to become the dominant land plants?
a. they grow faster than gymnosperms b. pollination is assisted by insects and other animals c. animals assisted in seed dispersal by consuming their fruits d. angiosperms have non-flagellated sperm and thus can reproduce in dry areas e. more than one of these is NOT a unique angiosperm adaptation that allowed them to become the dominant land plants Chapter Fourteen 233
Which order of insects has the highest species diversity- more than that of any other order in animals?
a. flies and mosquitoes b. beetles c. bees d. butterflies e. aphids
Asexual reproduction and sexual reproduction are different in that
A) individuals reproducing asexually transmit 100% of their genes to their progeny, whereas individuals reproducing sexually only transmit 50%. B) asexual reproduction produces offspring that are genetically identical to the parents, whereas sexual reproduction gives rise to genetically distinct offspring. C) asexual reproduction involves a single parent, whereas sexual reproduction involves two. D) asexual reproduction only requires mitosis, whereas sexual reproduction always involves meiosis. E) all of the above
An experimental test of the hypothesis to explain the origin of the first organic compounds on Earth might include all of the following sequential steps except
A. inoculating with a few bacteria to get the process started. B. providing energy with electrical spark discharges. C. placing this atmosphere over liquid water. D. assembling an atmosphere with H2, CH4, NH3, and H2S. E. increasing the temperature of the gases.