In translation What are are the three letters called in mRNA and what are they connected to ??

Afamily has a y-linked disease that affects the father. what is the chance of a male offspring inheriting the same disease? oa. 100% ob. 50% oc. 25% d. 0%

To maintain asepsis when administering an injection, all parts of the syringe can be handled except the:

Which environmental change would most likely result in bullfrog offspring that are able to store more water than bullfrogs in previous generations?