Griffith’s transformation in Streptococcus pneumoniae led to the discovery of
a. DNA as the molecular basis of heredity.
b. mRNA as the template for protein synthesis.
c. polysaccharides as the major component of capsules.
d. Archaea as the third domain of life.
Answer: A
You might also like to view...
Epigentic mechanisms of gene regulation ____ and are ____
A. can be inherited by daughter cells; permanent B. can be inherited by daughter cells; often reversible and responsive to environmental change C. can be inherited by daughter cells; random with respect to the environment D. are not inherited by daughter cells; reversible and responsive to environmental change E. are not inherited by daughter cells; permanent
A skeleton that relies on muscular force exerted against water is termed
A. a hydrostatic skeleton. B. an endoskeleton. C. an exoskeleton. D. an ectoskeleton. E. a hygroscopic skeleton.
Explain why geneticists believe that almost all chromosomally abnormal embryos and fetuses are eliminated as pregnancy progresses
What will be an ideal response?
The IgG molecules which cross the placenta and circulate in a baby's bloodstream provide the baby with natural (active/innate/passive) immunity
What will be an ideal response?