Combustion is an example of what type of reaction?

A. synthetic

B. exothermic

C. endothermic

D. thermophyllic

What are the types of fossils and how are they formed?

How is cellular respiration, both anaerobic and aerobic, instrumental in muscle contractions? What is eccentric exercise? What are two causes of muscle soreness after eccentric exercise?

In living things, smaller substances are linked to make up larger substances. Which of the following correctly describes a larger substance made by linking smaller substances? Nucleic acids are linked to make up proteins.

4) If a dead organism is preserved as a fossil, which body tissues are most likely to survive? Why?

A malignant tumor is different from a benign tumor in that a malignant tumor is

Which group consists entirely of organic molecules? 1) protein, oxygen, fat 2) protein, starch, fat 3) water, carbon dioxide, oxygen 4) water, starch, protein

In which layer of the atmosphere does most weather occur?

How does the body make use of amino acids from proteins?

3. Define food web.

Arya observes that the grass behind her house is dry. She believes the water content in the soil is about two-thirds lower than that of other yards in the area. She's also convinced that the grass is dry because of the slope of her yard.