The reader can infer from the Article that . Press enter to interact with the item, and press tab button or down arrow until reaching the Submit button once the item is selected
A. many of the scientists at the Frozen Zoo currently have doubts as to the usefulness of their endeavors
B. scientists had hoped to use cell samples to create stem cells when the Frozen Zoo was established
C. science has advanced significantly since the Frozen Zoo first took cell and tissue samples in 1975
D. animals such as cattle and pheasants are not suitable candidates for cloning experiments

false because ozone (o3) depletion does not cause global warming, but both of these environmental problems have a common cause: human activities that release pollutants into the atmosphere altering it.

global warming is caused primarily by putting too much carbon dioxide into the atmosphere when coal, oil, and natural gas are burned to generate electricity or to run our cars.

explanation:

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in 1859, charles darwin set out his theory of evolution by natural selection as an explanation for adaptation and speciation. he defined natural selection as the "principle by which each slight variation [of a trait], if useful, is preserved".

hydrogen is a compound or a single element and a element is a pure substence that cannot be separated into simpler subtances

clorine is a compound its a chemical substance that forms when two or more different elements combine

so both hydrogen and clorine are compounds