Risk factors for atherosclerosis include factors that can raise the levels of blood cholesterol, such as
A) obesity, smoking, and a sedentary lifestyle.
B) regular exercise and a high-fat diet.
C) dieting and REM sleep.
D) sedentary lifestyle, low-fat diet.
E) maintaining homeostatic blood pressure.
A
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Which is an example of a SNP? (Select all that apply.)
A) A single base near the neurofibromatosis gene can be a G or a T; phenotype is not affected. B) A single base change in the gene for ? globin changes an amino acid and results in sickle cell anemia. C) Individuals with Huntington disease have more trinucleotide repeats in the coding region of the HD gene than normal individuals. D) The most common cystic fibrosis allele has a deletion of three base pairs in the coding region of the CFTR gene.
What is the proper sequence in the flow of air in
mammals? a. nasal cavities, larynx, pharynx, bronchi, trachea b. nasal cavities, pharynx, bronchi, larynx, trachea c. nasal cavities, pharynx, larynx, trachea, bronchi d. nasal cavities, larynx, pharynx, trachea, bronchi e. nasal cavities, bronchi, larynx, trachea, pharynx
Neural crest cell originates from dorsal part of (i)________________. It migrates by undergoing (ii)________________ , followed by differentiation.
a) (i) neural plate, (ii) Epithelial-Mesenchymal Transition b) (i) neural tube, (ii) Epithelial-Mesenchymal Transition c) (i) neural plate, (ii) Mesenchymal-Epithelial Transition d) (i) neural tube, (ii) Mesenchymal-Epithelial Transition
Host specificity of a virus is due to
A) particular genes that it shares with the infected cell. B) the presence of an envelope. C) differences in size between the virus and the host cell. D) the presence or absence of a cell wall on the host cell. E) interactions between viral and cellular surface molecules.