The DNA methylation state of a zygote will be maintained throughout the life of the organism and then passed on unchanged to its offspring.
Answer the following statement true (T) or false (F)
False
You might also like to view...
How does azidothymidine (AZT) fight AIDS?
A. It targets the virus for destruction. B. It blocks the enzyme that assembles all of the RNA proteins into new HIV viruses. C. It blocks the virus from entering the cell. D. It blocks the enzyme that converts viral RNA to DNA (called reverse transcriptase, or RT).
The nervous system develops enough to permit reflex actions during which period of development?
A. fetal, months 3-4 B. embryonic, weeks 2-3 C. embryonic, weeks 4-5 D. embryonic, weeks 6-8 E. pre-embryonic
Koch's postulates include all the following except:a
when a sample of a pure culture is injected into a healthy host, it causes the same disease. b. a sample of the microorganism from a diseased host can be grown in pure culture. c. the microorganism can be recovered from an experimentally infected host. d. the microorganism must be visible in the electron microscope. e. the pathogen must be present in every individual with the disease.
Put the following terms in the correct order from start to finish.
A. chromosome ? gene ? primary transcript ? messenger RNA ? protein ? polypeptide B. gene ? messenger RNA ? primary transcript ? chromosome ? protein ? polypeptide C. chromosome ? gene ? primary transcript ? messenger RNA ? polypeptide ? protein D. gene ? chromosome ? messenger RNA ? primary transcript ? protein ? polypeptide E. primary transcript ? chromosome ? gene ? protein ? polypeptide ? messenger RNA