RNA splicing in eukaryotic cell protein synthesis means that the Multiple choice question. A) product of translation, called the primary transcript, is cut and put back together to produce the mature mRNA transcript. B) product of transcription, called the secondary transcript, is cut and put back together to produce the mature tRNA transcript. C) product of translation, called the primary transcript, is cut and put back together to produce the mature tRNA transcript. D) product of transcription, called the primary transcript, is cut and put back together to produce the mature mRNA transcript.

Which of these is true of the cytoplasm of an unfertilized egg? a. it is an unevenly distributed mixture of mrna, proteins, organelles, and other substances. b. it does not contain substances that are important in directing development. c. these substances are supplied by the sperm. d. it does not contain substances that are important in directing development. e. development is directed solely by the surrounding cells. f. it is a homogeneous mixture of mrna, proteins, organelles, and other substances. g. it does not contain substances that are important in directing development. h. these substances are produced by the dna of the fertilized zygote.