In an ecosystem, energy that flows to tertiary consumers ultimately originates from the sun.

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What do food chains show? A. the movement of hierarchy from one population to another B. the movement of energy and matter from one population to another C. the movement of energy for decomposers only D. the movement of energy for producers only

From the Local Connections section, what people did you see out in the middle of the Namib desert?

What is an advantage of the whole-genome shotgun sequencing approach, compared to the ordered process used by the International Human Genome Consortium?

A scientist has developed a possible explanation for the observations he has made. What is this explanation called?

The rate of photosynthesis can be affected by several factors, such as light intensity, temperature, water and carbon dioxide. Describe how the lack of water in an environment can affect the amount of carbon dioxide absorbed by the plant.

When you look out the window, you can see constantly moving air. air is cycled in order to reach equilibrium. B) since these change the density of air and we know the air flows from the region of high density to the region of low density.

What effects do deforestation have on the animals?

Which best defines a diploid cell during meiosis? a cell that has double the number of chromosomes as the parent cell a cell that has half the number of chromosomes as the parent cell a cell that has double the number of chromosomes as the daughter

What is the best definitionof magnetosphere? a. a magnetosphere is a magnetic field around earth. b. a magnetosphere is the groups of atoms that are lined up inside a magnet. c.

True or false: tertiary sources can draw from, or summarize, a secondary source.