Explain why it is necessary that gametes (egg cells and sperm cells) have half the DNA that normal body cells have.​

Connection compare and contrast genetic engineering to the process of natural selection. select all statements that are true.

According the inverse square law, doubling the distance from the source of the sound, a speaker, for example, will drop the sound 6 db each time. if you were standing in the back of an auditorium, 32 feet away from a speaker not using any amplification, would you be able to hear a speaker clearly? why or why not?

What substance is the most acidic. lemon juice. tomato juice. sodium hydroxide. water