A conservation group is deciding what land to preserve. Why might they want to consider an area of land where the ecosystem is partially damaged by a logging contract that cannot be overturned?
A. Conservation groups often focus of fixing damaged land and ecosystems.
B. By making logging difficult, they strengthen environmentalism.
C. When conservation groups choose land to preserve, they just consider what is best for the one target species that is endangered.
D. Human activity often leads to the evolution of unique species that take advantage of the disrupted environment.
Answer: A
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Not long ago, it was believed that a count of the number of protein-coding genes would provide a count of the number of proteins produced in any given eukaryotic species. This is incorrect, largely due to the discovery of widespread _____
A) chromatin condensation control B) transcriptional control C) alternative splicing D) translational control
The intercellular signaling molecule secreted by an endocrine gland or cell is called a(n) __________.
A. hormone B. neurotransmitter C. neuromodulator D. prostaglandin E. antibody
What change would result for a land snail that had a mutation interfering with chitin formation?
A. Molting would not be possible. B. It would have a soft, demineralized shell. C. It would have difficulty feeding. D. It could not form its exoskeleton.
Production of eggs in females by the process of meiosis and maturation.
What will be an ideal response?