What process brings energy and matter into living systems

Compare the depth of field when focusing with low power and high power. which power has the greater depth of field?

Amale bird-of-paradise uses a dance to attract mates in which it flaps its tail feathers on the ground and jumps around a potential female mate. a different male bird-of-paradise does a similar dance but it jumps around the female in the opposite direction. the female bird is only attracted to one style of dance, in one direction.

About how many years does it take for one cycle of surface water to become deep water and then surface water again in the oceans? 101001,000