Which statement regarding DNA packing is false?
A) A nucleosome consists of DNA wound around a protein core of eight histone molecules.
B) DNA packing tends to promote gene expression.
C) Highly compacted chromatin is generally not expressed at all.
D) Prokaryotes have proteins analogous to histones.
Answer: B
You might also like to view...
What types of amino acids are most responsible for the binding of DNA to histones?
A. Hydrophobic amino acids B. Polar amino acids C. Positively charged amino acids D. Negatively charged amino acids
Coat color in mice involves the effects of multiple gene interactions. If a mouse has two recessive alleles (aa) for coat color, it will always be albino no matter what the genotype of other genes involved in coat color. This is an example of:
A: incomplete dominance. B: heterosis. C: codominance. D: epistasis. E: pleiotropy.
The ____ system is responsible for mineral storage in the body
a. circulatory
b. digestive c. respiratory d. skeletal e. urinary
A strategy currently in clinical trials to treat Alzheimer's disease is to infuse patients with antibodies, which then target the pathological protein produced in the disease, leading to its removal
What type of immune reaction applies to this technique? A) an autoimmune response B) active immunization C) passive immunization D) cell-mediated immunity