Tetracycline is an antibiotic that blocks tRNA from entering the ribosome and associating with mRNA. If the tetracycline were added to the cytoplasm of a eukaryotic cell, which types of proteins would be made? A. Only proteins that will be exported outside the cell
B. Only proteins that will be inserted into a membrane
C. Only proteins that function in the cytoplasm of the cell
D. No proteins will be made if tRNA cannot bind to mRNA

Which of the following statements about archaea and bacteria is true? a. neither is single-celled. b. they both have nuclear membranes. c. neither reproduces by binary fission. d. they both lack a nuclear membrane.

Suppose you use three different scale to weigh a bag of oranges. one scale says the nag weighs 2.1 lb, and third says it weighs 2.1 lb. the actual weight of the bag of oranges is 2.153 lb. which of the following best decribes these results?

Which statement about relative potential energy of electrons is correct? a. an electron in the 2 p orbital of the second electron shell has more potential energy than an electron in the 2 s orbital of the second electron shell. b. an electron in the 2 p orbital of the second electron shell has more potential energy than an electron in the 3 p orbital of the third electron shell. c. an electron in the 3 p orbital of the third electron shell has more potential energy than an electron in the 2 p orbital of the second electron shell.