Ok so in science im taking a test and a question is which statement describes natural selection?
A it is the primary mechanism.
B it must act on structural traits.
C it acts to cause overpopulation.
D it causes learned skills to become heritable traits.

What terms describes being out of water after being submerged

Examine the air pressure map. which type of line is shown on the map?

9. technology can bring both good and bad things. building a vertical farm can increase food supplies in cities (good), but it may cause unemployment in rural areas (bad). give another example of both the good and bad sides of a technological advancement (5 noints)