Which statement is true about biomes? A. Biomes don't contain ecosystems. B. Biomes can have only one ecosystem. C. Biomes are smaller areas within ecosystems. D. Biomes are determined by climate zones.

What system delivers oxygen and nutrients to every cell in the body

An endangered species of fish has a population that is decreasing exponentially:A=A0 e^kt The population 10 years ago was 1700. Today, only 800 of the fish are alive. Once the population drops below 100, the situation will be irreversible.

Whats the purpose of fertilization in mitosis?

Amanda is an endurance athlete competing in her third triathlon. her body provides the large amount of energy she needs by

Explain how construction of dams changes the landscape?

What category of classification is used for the first term in a scientific name?

21. Which step in cellular respiration occurs outside of the inner membrane space of the cell mitochondria? a. Krebs Cycle c. Transition Reaction b. Citric Acid Cycle d. Phosphorylation Reaction

Selectively cutting down trees on an area of land can be best described as?

Particles are displaced perpendicular to motion (up and down) in which kind of wave? Transverse Or Longitudinal

Which of the following is a cost of mining aluminum from new bauxite deposits