What is a substance that provides the host immunity by introducing a weakened (attenuated ) or killed (inactive ) version of a virus?

-bleach
-lytic virus
-antiviral drug
-vaccine

Put the following processes of protein synthesis in the correct order: - dna strands unwind and separate - mrna copies dna according to complimentary base pairing - trna's anticodons bring amino acids to the corresponding mrna codons - amino acids bind to each other making a protein - mrna leaves the nucleus - a stop codon is reached, the newly formed protein is released to go do its job for the cell

Sperm pass through the and connect to a short ejaculatory duct. vas deferens prostrates seminiferous tubules none of the above

Which law represents a balanced chemical equation?