Which of the following apply to the demography of human populations today? (Check all that apply.)A) Our ecological footprint is decreasing.B) We are using distributed resources disproportionately-less than 20% of us use over 80% of the energy.C) We have plenty of resources still untouched.D) We use almost half of the Earth's land.E) We use over half of all renewable fresh water sources.
What will be an ideal response?
B, D, E
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Proteins that bind to acetylated lysine residues in the histone tail contain:
A. bromodomains. B. DNA-binding domains. C. chromodomains. D. kinase domains. E. histone-fold motifs.
Adult stem cells are found only in adults. Indicate whether the statement is true or false
A gram-positive bacterium suddenly acquires resistance to the antibiotic methicillin. This trait most likely occurred due to acquisition of new genetic information through
A) conjugation. B) binary fission. C) meisosis. D) transformation. E) transduction.
A severe, life-threatening systemic Type 1 allergic response, occurring most often due to an injected antigen, is known as ________.
A) Autoimmunity B) Atopy C) Hemolytic disease D) Anaphylaxis