24. When crossing an organism that is homozygous recessive for a single trait with a heterozygote, what is the chance of producing an offspring with the homozygous recessive phenotype?(A) 50%(B) 75%(C) 100%(D) 25%(E) 0%

16. A principal problem with inserting an unmodified mammalian gene into a plasmid and then getting that gene expressed in bacteria is that _____. (A) bacteria translate only mRNAs that have multiple messages (B) prokaryotes use a different genetic code from that of eukaryotes (C) bacteria cannot remove eukaryotic introns (D) bacterial RNA polymerase cannot make RNA complementary to mammalian DNA

24. When crossing an organism that is homozygous recessive for a single trait with a heterozygote, what is the chance of producing an offspring with the homozygous recessive phenotype?
(A) 50%
(B) 75%
(C) 100%
(D) 25%
(E) 0%

相關試題

相關試卷