Diploid (2n) means having
A. the somatic cells have all chromosomes except the sex chromosomes.
B. a single set of chromosomes not having homologous pairs.
C. both the allele and the autosome form of chromosomes.
D. two complete sets of homologous chromosomes.
E. one complete set of chromosomes in each gamete.
D. two complete sets of homologous chromosomes.
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The main goal of sustainable development is to _____
A) involve more countries in conservation efforts B) use only natural resources in the construction of new buildings C) use natural resources such that they do not decline over time D) reevaluating and re-implementing management plans over time
Which of the following diseases is NOT caused by viruses?
A. the common cold and influenza B. smallpox and mononucleosis C. polio and rabies D. AIDS and warts E. diabetes
Alzheimer's disease often affects cholinergic neurons
a. true b. false
In Arabidopsis, FLD (a deacetylase enzyme) stimulates flowering. Which of the following statements is TRUE?
A. FLD deacetylates histones that bind to the FLC gene, causing repression of FLC transcription. B. FLD deacetylates histones that bind to regions of the FLC gene and stimulates its transcription. C. FLD causes repression of FLC translation. D. FLD deacetylates histones surrounding the FLD gene, causing suppression of FLD transcription.