Which best describes the role of the nephrons?
Nephrons collect salts to be stored for later use by the body.
Nephrons signal the bladder to release excess urine.
Nephrons transport urine to the bladder.
Nephrons restore the substances and water the body needs.

Galaxy whose shape seems different follow no set pattern are classified as

The eruption of a nearby volcano causes a prairie ecosystem to receive a lot less sunlight.which of these is the most likely effect on the ecosystem? a-an increase in biodiversity. b-an increase in immigration to the area. c-a decrease in available water. d-a decrease in plant growth.

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. this is an example of speciation.