Active transport, which occurs at the expense of energy.
d. The mutation will be expressed only if the individual has two copies of the recessive allele.
A. The giant squid
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Answer: Sediment. Hope this helps :^)
Answer:
Fracking can contaminate water supplies if it is not done properly, because the fracking fluid injected into rock to enable gas to be released often contains chemicals. If the borehole is not properly cased to stop leaks, the fracking water can escape into the aquifer
