What causes the tail of a comet

What is the monomer of protein

How the evolution started? This is for my curiousity

In an island ecosystem, a species of beetle feeds on the leaves of a shrubby plant. A species of songbird preys on the beetle species. A hawk species hunts the songbirds for food.

Which of these would have the LEAST impact on the price of a product? A) how the product looks B) demand for that product C) cost of the factors of production D) the cost of delivering that product

How can burning fossil fuel cause global warming

Scientists say that conditions must be "just right" for a hurricane to start up. Which is the first step of "just right" in the development of a hurricane? A) Cool ocean water replaces warmer surface water.

What is another name for a tropical savanna?

What is a substance in plant sources that cannot be digested that is 5 letters

What would most likely cause the future acceleration of the expansion of the universe? O radiation from the Sun O the existence of background radiation O the continued existence of dark energy O light shifts identified by the Doppler effect

What came about in the devonian period