The dumping of garbage caused the population of crabs in an area to drop from 2,000 to 500. crabs eat algae and are preyed on by larger fish. how will the crab’s population change affect these two species?

Which element is found in both dna and proteins

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.

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