Each parent contribute 50 percent. A person have 46 genes and 23 comes from the mother and 23 comes from the father
This affirmative is false
In the diagram, the ship send sound(?) waves to the water, to determine if there is anything there. If there is something like a sunken ship shown in the diagram, the waves return in a shorter time hence you can understand if theres something or now. This is the principle of radars and sonars.
The correct answer is B two children pulling apart a wishbone
Let me know if you have any questions, and have a nice day!
They attract and stick together
